Henrhyd Waterfalls (Sgwd Henrhyd) from Craig y Nos Walk

Rewarding walk through Craig y Nos Country Park and above the Tawe River or via the Cribarth limestone plateau, then up a scenic wooded gorge to South Wales' highest waterfall

Hiking weather forecast

Brecon Beacons hourly weather (Visual Crossing)

Sunset: 16:22. Dusk: 17:00. Dark: 17:41. Moon 16% (03:30 to dawn)

Updated: Sat, 15-Nov at 11:39

06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21
Today 0% 0% 0% 0% 0% 0% 🌫 0% 🌫 0% 0% 0% 0% 0% 0% 3% 🌫 3% 🌫 3%
Sun, 16 Nov 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 3% 3% 3%
Mon, 17 Nov 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Tue, 18 Nov 3% 32% 32% 32% 32% 32% 32% 71% 71% 71% 71% 71% 71% 94% 94% 94%
Wed, 19 Nov 36% 23% 🌫 23% 23% 23% 23% 23% 26% 🌫 26% 🌫 26% 26% 26% 26% 29% 29% 29%
Thu, 20 Nov 7% 7% 7% 7% 7% 7% 7% 10% 10% 10% 10% 10% 10% 16% 16% 16%
Fri, 21 Nov 13% 10% 10% 10% 10% 10% 10% 13% 13% 13% 13% 13% 🌫 13% 29% 29% 29%
Sat, 22 Nov 🌫 26% 🌫 26% 🌫 26% 🌫 26% 🌫 26% 🌫 26% 🌫 26% 32% 32% 32% 32% 32% 32% 48% 48% 48%
Sun, 23 Nov 26% 29% 29% 29% 29% 29% 29% 45% 45% 45% 45% 45% 45% 52% 52% 52%
Mon, 24 Nov 39% 29% 29% 29% 29% 29% 29% 39% 39% 39% 39% 39% 39% 42% 42% 42%
Tue, 25 Nov 23% 23% 23% 23% 23% 23% 23% 29% 29% 29% 29% 29% 29% 55% 55% 55%
Wed, 26 Nov 42% 39% 39% 39% 39% 39% 39% 23% 23% 23% 23% 23% 23% 42% 42% 42%
Thu, 27 Nov 29% 23% 23% 23% 23% 23% 23% 42% 42% 42% 42% 42% 42% 55% 55% 55%
Fri, 28 Nov 13% 23% 23% 23% 23% 23% 23% 36% 36% 36% 36% 36% 36% 45% 45% 45%
Sat, 29 Nov 29% 26% 26% 26% 26% 26% 26% 32% 32% 32% 32% 32% 🌫 32% 🌫 36% 🌫 36% 🌫 36%

Percentages are the chance of rain.

Weather data by Visual Crossing

Brecon Beacons hourly weather (Open Meteo)

Sunset: 16:22. Dusk: 17:00. Dark: 17:41. Moon 16% (03:30 to dawn)

Updated: Sat, 15-Nov at 11:36

06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21
Today 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Sun, 16 Nov 0% 0% 0% 0% 0% 🌫 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Mon, 17 Nov 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Tue, 18 Nov 6% 12% 19% 29% 43% 59% 73% 82% 88% 92% 94% 94% 94% 93% 92% 90%
Wed, 19 Nov 57% 52% 46% 41% 37% 34% 31% 27% 23% 20% 18% 16% 14% 11% 8% 6%
Thu, 20 Nov 2% 2% 3% 4% 4% 4% 4% 5% 6% 6% 5% 3% 2% 2% 2% 2%
Fri, 21 Nov 18% 21% 23% 26% 29% 32% 35% 38% 41% 44% 47% 49% 51% 53% 55% 56%
Sat, 22 Nov 59% 59% 59% 59% 59% 59% 59% 59% 59% 59% 59% 59% 59% 58% 57% 56%
Sun, 23 Nov 65% 65% 65% 65% 64% 64% 63% 63% 63% 63% 63% 63% 63% 62% 62% 61%
Mon, 24 Nov 55% 55% 55% 55% 55% 56% 57% 58% 60% 61% 63% 64% 65% 65% 64% 63%
Tue, 25 Nov 65% 64% 63% 61% 59% 58% 57% 58% 59% 61% 63% 64% 65% 64% 62% 60%
Wed, 26 Nov 61% 60% 59% 57% 55% 54% 53% 54% 55% 57% 59% 60% 61% 60% 57% 55%
Thu, 27 Nov 55% 55% 55% 54% 53% 53% 53% 54% 56% 57% 58% 59% 59% 57% 54% 51%
Fri, 28 Nov 49% 50% 50% 51% 51% 52% 53% 55% 58% 60% 62% 64% 65% 65% 64% 63%
Sat, 29 Nov 43% 42% 42% 42% 42% 43% 43% 43% 42% 42% 42% 41% 41% 41% 41% 41%
Sun, 30 Nov 🌫 29% 🌫 28% 🌫 26% 🌫 24% 22% 20% 19% 19% 21% 22% 23% 25% 26% 27% 28% 29%

Percentages are the chance of rain.

Weather data by Open-Meteo

Brecon Beacons hourly weather (Met Office)

Sunset: 16:22. Dusk: 17:00. Dark: 17:41. Moon 16% (03:30 to dawn)

Updated: Sat, 15-Nov at 11:00

06 09 12 15 18 21
Today 🌫 20% 🌫 20% 🌫 20% 51%
Sun, 16 Nov 🌫 20% 🌫 23% 🌫 18% 4% 1% 1%
Mon, 17 Nov 1% 1% 1% 2% 3% 3%
Tue, 18 Nov 16% 17% 10% 13% 19% 35%
Wed, 19 Nov 12% 12% 11% 9% 7% 5%
Thu, 20 Nov 3% 2% 2% 3% 3% 2%
Fri, 21 Nov 10% 12% 13% 16% 17% 19%
Sat, 22 Nov 47% 47%

Percentages are the chance of rain.

Weather data by Met Office

Regional weather (Met Office)

Sunset: 16:22. Dusk: 17:00. Dark: 17:41. Moon 16% (03:30 to dawn)

Updated: Sat, 15-Nov at 11:38

Wales

Cloudy and cold with some brighter spells on Sunday.

  • A murky start with spots of rain and drizzle
  • Turning drier but it is likely to remain cloudy through much of the day
  • Windy to start though any strong, gusty winds easing
  • Feeling cold under cloudy skies
  • Maximum Temperature 12C

Tonight:

  • Lots of cloud sticking around through this evening and overnight
  • This could bring some spots of drizzle
  • Otherwise lighter winds and feeling chilly
  • Minimum Temperature 6C

Sunday:

  • Cloud will clear southwards through Sunday allowing some bright or sunny spells, mainly in areas of north Wales but it will feel notably colder for all
  • Frost overnight
  • Maximum Temperature 10C

Day 3-5 : Outlook for Monday to Wednesday:

  • Into the new week it will continue to feel cold, particularly in brisk winds
  • Overnight frosts are likely with a chance of some wintry showers around exposed coasts and hills

UK Day 6-7 and week 2

  • Colder conditions, already affecting the far north of the UK are likely to extend south to affect all parts through the early part of the period
  • Initially we may see some less cold conditions with some cloud, rain and possibly hill snow affecting parts of the west
  • It is as this clears Wednesday that the colder conditions will extend south, bringing some snow showers into northern parts, and the first frosts of the season for many parts of the south
  • Later in the period, there is likely to be a trend towards more changeable conditions is possible, with some rain or showers in places, and perhaps some hill snow at times in the north
  • Temperatures overall likely to return to near-average

UK Week 3 and 4

  • Whilst the expected weather patterns during late November are very uncertain, there is a greater chance of slower evolving weather patterns
  • This could bring rain or showers with hill snow also a possibility, mainly in the north
  • However, interspersed, there are also likely to be periods of high pressure, bringing more in the way of dry weather compared to the current weather pattern, which also increases the chances of overnight fog and frost
  • Overall, near or slightly above average temperatures are most likely, though some colder spells are also possible, especially should any prolonged settled spells develop

Weather data by Met Office

Brecon Beacons mountain weather forecast (Met Office)

Sunset: 16:22. Dusk: 17:00. Dark: 17:41. Moon 16% (03:30 to dawn)

Updated: Sat, 15-Nov at 03:55

Specialist mountain forecast: MWIS

Today
Sat, 15-Nov

Occasional rain with extensive low cloud. Gales slowly easing.

Outbreaks of rain will continue for much of today, locally heavy at first but gradually becoming lighter and more drizzly through the afternoon. Extensive hill fog. Significant windchill over ridges and summits.

Low risk Heavy Persistent Rain
Medium risk Gales Severe Chill Effect
Medium risk Gales Severe Chill Effect
High risk Poor Visibility
Chance of Cloud free tops Nil.
Ground conditions Please see - https://yrwyddfa.live/
Visibility Poor or very poor visibility with extensive cloud down to low slopes for much of today.
Confidence High for rain to ease during Saturday then a spell of cold and bright weather with lighter winds from Sunday.
View Gales on high slopes this morning with strong gusts on lee slopes, then winds decreasing this afternoon. Note that streams and rivers and some approach roads may still be flooded following the heavy rain.

Conditions on the tops at 900m

Time Weather Rain Temp Wind Freezing
06:00 Light rain 80% 2 42 2200m
09:00 Light rain 70% 3 32 2200m
12:00 Light rain 70% 4 28 2100m
15:00 Light rain 60% 5 27 2000m
18:00 Light rain 60% 4 26 2000m
21:00 Light rain 70% 4 29 2000m
Sun, 16-Nov

Patchy rain clearing overnight. A cloudy start but soon brightening up with plenty of sunshine for the afternoon. Then dry and largely clear through the evening.

Ice Above summits, falling to 900m during afternoon.
Visibility Cloud down to low slopes overnight. This clearing during the morning then excellent visibility expected for rest of the day with any cloud above summits.
Wind East 25 to 30 mph gusts 40-45 mph.
Temp (tops) Plus 2 or 3C. at 800m
Mon, 17-Nov

Dry with plenty of sunshine. Feeling very cold with fresh northeast winds on the tops easing. Freezing level 600m, falling to lower slopes in evening. Significant windchill.

Tue, 18-Nov

Showers or longer outbreaks of rain, falling as sleet or snow above 500-600m. Remaining cold with light northerly winds. Freezing level 600m but down to lower slopes overnight. Significant windchill.

Wed, 19-Nov

Remaining cold and with bright spells and some wintry showers. Freezing level 600m but down to lower slopes overnight. Significant windchill.

Weather data by Met Office

Brecon Beacons Air Quality (Pollen and UV)

Updated: Sat, 15-Nov at 11:37

Key : Low Medium High Very High

00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
Today air q UV air q UV air q UV air q UV air q UV air q   air q   air q   air q   air q   air q   air q   air q  
Sun, 16 Nov air q   air q   air q   air q   air q   air q   air q   air q   air q   air q UV air q UV air q UV air q UV air q UV air q UV air q UV air q   air q   air q   air q   air q   air q   air q   air q  
Mon, 17 Nov air q   air q   air q   air q   air q   air q   air q   air q   air q UV air q UV air q UV air q UV air q UV air q UV air q UV air q UV air q   air q   air q   air q   air q   air q   air q   air q  
Tue, 18 Nov air q   air q   air q   air q   air q   air q   air q   air q   air q UV air q UV air q UV air q UV air q UV air q UV air q UV air q UV air q   air q   air q   air q   air q   air q   air q   air q  

Pollens

These pollens are shown (in season):

  • Grass
  • Alder and birch (trees)
  • Mugwort and Ragweed (weeds)

When out walking, wraparound glasses, a disposable or washable facemask, and being at the front of the group, all help.

Other forecasts: Met Office, University of Worcester

UV and Air Quality

The UV forecast takes account of cloud cover.

"Air Q", the European Air Quality index, is a mix of dust/particulates, ozone, sulphur and nitrous oxides

Data

Weather data by Open-Meteo and CAMS ENSEMBLE

Brecon Beacons Visibility

Updated: Sat, 15-Nov at 11:36

06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21
Today 0km 0km 0km 0km 0km 0km 0km 0km 0km 0km 0km
Sun, 16 Nov 0km 0km 0km 0km 0km 0km 3km 10km 14km 50km 50km 9km 3km 3km 3km 4km
Mon, 17 Nov 2km 2km 3km 50km 50km 13km 16km 21km 25km 50km 50km 50km 53km 53km 48km 48km
Tue, 18 Nov 53km 53km 9km 3km 3km 3km 4km 5km 8km 23km 19km 23km 13km 19km 25km 30km
Wed, 19 Nov 23km 33km 44km 54km 55km 56km 57km 58km 59km 60km 59km 58km 57km 57km 57km 57km

Visibility in km. Above 50km is 'good'. Humidity and air pollution make it worse. Theoretical maximum is 300km/200 miles in clean dry polar air.

On the South Downs, at ~ 170m/500ft, the horizon is is ~ 45km/30 miles away. On a mountain at 1,000m/3,000ft, it is ~ 160km/100 miles away. Formula: horizon in km = √ (13 x altitude in m)

Weather data by Open-Meteo

Brecon Beacons daylight

Date Light Dawn Sunrise Max Ht. Sunset Dusk Dark Day Length
Sat, 15-Nov 06:15 06:56 07:33 11:58 16:22 17:00 17:41 10:03
Sun, 16-Nov 06:16 06:57 07:35 11:58 16:21 16:58 17:40 10:01
Mon, 17-Nov 06:17 06:59 07:36 11:58 16:20 16:57 17:38 09:58
Tue, 18-Nov 06:19 07:00 07:38 11:58 16:18 16:56 17:37 09:55
Wed, 19-Nov 06:20 07:02 07:40 11:59 16:17 16:55 17:36 09:53
Thu, 20-Nov 06:22 07:03 07:42 11:59 16:16 16:54 17:36 09:50
Fri, 21-Nov 06:23 07:05 07:43 11:59 16:15 16:53 17:35 09:47
Sat, 22-Nov 06:25 07:06 07:45 11:59 16:14 16:52 17:34 09:45
Sun, 23-Nov 06:26 07:08 07:46 12:00 16:13 16:51 17:33 09:43
Mon, 24-Nov 06:27 07:09 07:48 12:00 16:12 16:50 17:32 09:40
Tue, 25-Nov 06:29 07:11 07:50 12:00 16:11 16:49 17:31 09:38
Wed, 26-Nov 06:30 07:12 07:51 12:01 16:10 16:49 17:31 09:36
Thu, 27-Nov 06:31 07:14 07:53 12:01 16:09 16:48 17:30 09:34
Fri, 28-Nov 06:33 07:15 07:54 12:01 16:08 16:47 17:30 09:32
Sat, 29-Nov 06:34 07:16 07:56 12:02 16:07 16:46 17:29 09:30
Sun, 30-Nov 06:35 07:18 07:57 12:02 16:06 16:46 17:28 09:28
Mon, 01-Dec 06:36 07:19 07:59 12:02 16:06 16:45 17:28 09:26
Tue, 02-Dec 06:38 07:20 08:00 12:03 16:05 16:45 17:28 09:24
Wed, 03-Dec 06:39 07:22 08:01 12:03 16:05 16:44 17:27 09:22
Thu, 04-Dec 06:40 07:23 08:03 12:04 16:04 16:44 17:27 09:21
Fri, 05-Dec 06:41 07:24 08:04 12:04 16:04 16:44 17:27 09:19
Sat, 06-Dec 06:42 07:25 08:05 12:04 16:03 16:43 17:26 09:18
Sun, 07-Dec 06:43 07:26 08:06 12:05 16:03 16:43 17:26 09:16
Mon, 08-Dec 06:44 07:27 08:08 12:05 16:03 16:43 17:26 09:15
Tue, 09-Dec 06:45 07:28 08:09 12:06 16:03 16:43 17:26 09:14
Wed, 10-Dec 06:46 07:29 08:10 12:06 16:02 16:43 17:26 09:13
Thu, 11-Dec 06:47 07:30 08:11 12:07 16:02 16:43 17:26 09:12
Fri, 12-Dec 06:48 07:31 08:12 12:07 16:02 16:43 17:26 09:11
Sat, 13-Dec 06:49 07:32 08:13 12:08 16:02 16:43 17:26 09:10
Sun, 14-Dec 06:50 07:33 08:14 12:08 16:02 16:43 17:26 09:09
Mon, 15-Dec 06:50 07:34 08:15 12:09 16:02 16:43 17:27 09:09
Tue, 16-Dec 06:51 07:35 08:15 12:09 16:03 16:43 17:27 09:08
Wed, 17-Dec 06:52 07:35 08:16 12:09 16:03 16:44 17:27 09:08
Thu, 18-Dec 06:52 07:36 08:17 12:10 16:03 16:44 17:28 09:07
Fri, 19-Dec 06:53 07:37 08:17 12:10 16:03 16:44 17:28 09:07
Sat, 20-Dec 06:54 07:37 08:18 12:11 16:04 16:45 17:28 09:07
Sun, 21-Dec 06:54 07:38 08:19 12:11 16:04 16:45 17:29 09:07
Mon, 22-Dec 06:55 07:38 08:19 12:12 16:05 16:46 17:29 09:07
Tue, 23-Dec 06:55 07:39 08:19 12:12 16:05 16:46 17:30 09:07
Wed, 24-Dec 06:55 07:39 08:20 12:13 16:06 16:47 17:31 09:07
Thu, 25-Dec 06:56 07:39 08:20 12:13 16:07 16:48 17:31 09:08
Fri, 26-Dec 06:56 07:40 08:20 12:14 16:08 16:48 17:32 09:08
Sat, 27-Dec 06:56 07:40 08:21 12:14 16:08 16:49 17:33 09:09
Sun, 28-Dec 06:57 07:40 08:21 12:15 16:09 16:50 17:33 09:09
Mon, 29-Dec 06:57 07:40 08:21 12:15 16:10 16:51 17:34 09:10
Tue, 30-Dec 06:57 07:40 08:21 12:16 16:11 16:52 17:35 09:11
Wed, 31-Dec 06:57 07:40 08:21 12:16 16:12 16:53 17:36 09:12
Thu, 01-Jan 06:57 07:40 08:21 12:17 16:13 16:54 17:37 09:13
Fri, 02-Jan 06:57 07:40 08:21 12:17 16:14 16:55 17:38 09:14
Sat, 03-Jan 06:57 07:40 08:20 12:18 16:15 16:56 17:39 09:15
Sun, 04-Jan 06:57 07:40 08:20 12:18 16:17 16:57 17:40 09:16
Mon, 05-Jan 06:57 07:40 08:20 12:19 16:18 16:58 17:41 09:17
Tue, 06-Jan 06:57 07:40 08:20 12:19 16:19 16:59 17:42 09:19
Wed, 07-Jan 06:56 07:39 08:19 12:20 16:20 17:00 17:43 09:20
Thu, 08-Jan 06:56 07:39 08:19 12:20 16:22 17:01 17:44 09:22
Fri, 09-Jan 06:56 07:38 08:18 12:20 16:23 17:03 17:45 09:24
Sat, 10-Jan 06:55 07:38 08:18 12:21 16:24 17:04 17:47 09:25
Sun, 11-Jan 06:55 07:38 08:17 12:21 16:26 17:05 17:48 09:27
Mon, 12-Jan 06:54 07:37 08:16 12:22 16:27 17:07 17:49 09:29
Tue, 13-Jan 06:54 07:36 08:15 12:22 16:29 17:08 17:50 09:31
Wed, 14-Jan 06:53 07:36 08:15 12:22 16:30 17:09 17:52 09:33
Thu, 15-Jan 06:53 07:35 08:14 12:23 16:32 17:11 17:53 09:35
Fri, 16-Jan 06:52 07:34 08:13 12:23 16:34 17:12 17:54 09:38
Sat, 17-Jan 06:51 07:33 08:12 12:23 16:35 17:14 17:56 09:40
Sun, 18-Jan 06:51 07:33 08:11 12:24 16:37 17:15 17:57 09:42
Mon, 19-Jan 06:50 07:32 08:10 12:24 16:38 17:17 17:59 09:45
Tue, 20-Jan 06:49 07:31 08:09 12:24 16:40 17:18 18:00 09:47
Wed, 21-Jan 06:48 07:30 08:08 12:25 16:42 17:20 18:02 09:50
Thu, 22-Jan 06:47 07:29 08:07 12:25 16:44 17:22 18:03 09:52
Fri, 23-Jan 06:46 07:28 08:05 12:25 16:45 17:23 18:05 09:55
Sat, 24-Jan 06:45 07:27 08:04 12:25 16:47 17:25 18:06 09:58
Sun, 25-Jan 06:44 07:25 08:03 12:26 16:49 17:26 18:08 10:00
Mon, 26-Jan 06:43 07:24 08:02 12:26 16:51 17:28 18:09 10:03
Tue, 27-Jan 06:42 07:23 08:00 12:26 16:52 17:30 18:11 10:06
Wed, 28-Jan 06:41 07:22 07:59 12:26 16:54 17:31 18:12 10:09
Thu, 29-Jan 06:40 07:20 07:57 12:26 16:56 17:33 18:14 10:12
Fri, 30-Jan 06:38 07:19 07:56 12:27 16:58 17:35 18:15 10:15
Sat, 31-Jan 06:37 07:18 07:54 12:27 17:00 17:36 18:17 10:18
Sun, 01-Feb 06:36 07:16 07:53 12:27 17:01 17:38 18:19 10:21
Mon, 02-Feb 06:34 07:15 07:51 12:27 17:03 17:40 18:20 10:24
Tue, 03-Feb 06:33 07:13 07:50 12:27 17:05 17:41 18:22 10:28
Wed, 04-Feb 06:32 07:12 07:48 12:27 17:07 17:43 18:23 10:31
Thu, 05-Feb 06:30 07:10 07:46 12:27 17:09 17:45 18:25 10:34
Fri, 06-Feb 06:29 07:09 07:45 12:27 17:11 17:47 18:27 10:37
Sat, 07-Feb 06:27 07:07 07:43 12:27 17:13 17:48 18:28 10:41
Sun, 08-Feb 06:26 07:05 07:41 12:27 17:14 17:50 18:30 10:44
Mon, 09-Feb 06:24 07:04 07:39 12:27 17:16 17:52 18:32 10:48
Tue, 10-Feb 06:22 07:02 07:38 12:27 17:18 17:54 18:33 10:51
Wed, 11-Feb 06:21 07:00 07:36 12:27 17:20 17:55 18:35 10:54
Thu, 12-Feb 06:19 06:59 07:34 12:27 17:22 17:57 18:37 10:58
Fri, 13-Feb 06:17 06:57 07:32 12:27 17:24 17:59 18:38 11:02
Sat, 14-Feb 06:16 06:55 07:30 12:27 17:26 18:01 18:40 11:05
Sun, 15-Feb 06:14 06:53 07:28 12:27 17:27 18:02 18:42 11:09
Mon, 16-Feb 06:12 06:51 07:26 12:27 17:29 18:04 18:43 11:12
Tue, 17-Feb 06:10 06:49 07:24 12:27 17:31 18:06 18:45 11:16
Wed, 18-Feb 06:08 06:48 07:22 12:27 17:33 18:08 18:47 11:20
Thu, 19-Feb 06:07 06:46 07:20 12:27 17:35 18:09 18:49 11:23
Fri, 20-Feb 06:05 06:44 07:18 12:27 17:37 18:11 18:50 11:27
Sat, 21-Feb 06:03 06:42 07:16 12:27 17:39 18:13 18:52 11:31
Sun, 22-Feb 06:01 06:40 07:14 12:27 17:40 18:15 18:54 11:34
Mon, 23-Feb 05:59 06:38 07:12 12:27 17:42 18:16 18:55 11:38
Tue, 24-Feb 05:57 06:36 07:10 12:26 17:44 18:18 18:57 11:42
Wed, 25-Feb 05:55 06:34 07:08 12:26 17:46 18:20 18:59 11:46
Thu, 26-Feb 05:53 06:32 07:06 12:26 17:48 18:22 19:01 11:50
Fri, 27-Feb 05:51 06:29 07:03 12:26 17:49 18:23 19:02 11:53
Sat, 28-Feb 05:49 06:27 07:01 12:26 17:51 18:25 19:04 11:57
Sun, 01-Mar 05:46 06:25 06:59 12:26 17:53 18:27 19:06 12:01
Mon, 02-Mar 05:44 06:23 06:57 12:25 17:55 18:29 19:08 12:05
Tue, 03-Mar 05:42 06:21 06:55 12:25 17:57 18:30 19:09 12:09
Wed, 04-Mar 05:40 06:19 06:52 12:25 17:58 18:32 19:11 12:13
Thu, 05-Mar 05:38 06:17 06:50 12:25 18:00 18:34 19:13 12:17
Fri, 06-Mar 05:36 06:14 06:48 12:25 18:02 18:36 19:15 12:21
Sat, 07-Mar 05:33 06:12 06:46 12:24 18:04 18:37 19:16 12:25
Sun, 08-Mar 05:31 06:10 06:44 12:24 18:05 18:39 19:18 12:29
Mon, 09-Mar 05:29 06:08 06:41 12:24 18:07 18:41 19:20 12:33
Tue, 10-Mar 05:27 06:06 06:39 12:24 18:09 18:43 19:22 12:37
Wed, 11-Mar 05:24 06:03 06:37 12:23 18:11 18:44 19:23 12:41
Thu, 12-Mar 05:22 06:01 06:34 12:23 18:13 18:46 19:25 12:45
Fri, 13-Mar 05:20 05:59 06:32 12:23 18:14 18:48 19:27 12:49
Sat, 14-Mar 05:17 05:56 06:30 12:22 18:16 18:50 19:29 12:53
Sun, 15-Mar 05:15 05:54 06:28 12:22 18:18 18:51 19:31 12:57
Mon, 16-Mar 05:13 05:52 06:25 12:22 18:19 18:53 19:32 13:01
Tue, 17-Mar 05:10 05:50 06:23 12:22 18:21 18:55 19:34 13:05
Wed, 18-Mar 05:08 05:47 06:21 12:21 18:23 18:57 19:36 13:09
Thu, 19-Mar 05:05 05:45 06:18 12:21 18:25 18:58 19:38 13:13
Fri, 20-Mar 05:03 05:43 06:16 12:21 18:26 19:00 19:40 13:17
Sat, 21-Mar 05:01 05:40 06:14 12:20 18:28 19:02 19:42 13:21
Sun, 22-Mar 04:58 05:38 06:11 12:20 18:30 19:04 19:44 13:25
Mon, 23-Mar 04:56 05:36 06:09 12:20 18:32 19:05 19:45 13:29
Tue, 24-Mar 04:53 05:33 06:07 12:20 18:33 19:07 19:47 13:33
Wed, 25-Mar 04:51 05:31 06:05 12:19 18:35 19:09 19:49 13:37
Thu, 26-Mar 04:48 05:28 06:02 12:19 18:37 19:11 19:51 13:42
Fri, 27-Mar 04:46 05:26 06:00 12:19 18:38 19:12 19:53 13:46
Sat, 28-Mar 04:43 05:24 05:58 12:18 18:40 19:14 19:55 13:50
Sun, 29-Mar 05:41 06:21 06:55 13:18 19:42 20:16 20:57 13:54
Mon, 30-Mar 05:38 06:19 06:53 13:18 19:44 20:18 20:59 13:58
Tue, 31-Mar 05:36 06:17 06:51 13:17 19:45 20:19 21:01 14:02
Wed, 01-Apr 05:33 06:14 06:48 13:17 19:47 20:21 21:03 14:06
Thu, 02-Apr 05:31 06:12 06:46 13:17 19:49 20:23 21:05 14:11
Fri, 03-Apr 05:28 06:10 06:44 13:17 19:50 20:25 21:07 14:15
Sat, 04-Apr 05:25 06:07 06:42 13:16 19:52 20:27 21:09 14:19
Sun, 05-Apr 05:23 06:05 06:39 13:16 19:54 20:28 21:11 14:23
Mon, 06-Apr 05:20 06:02 06:37 13:16 19:55 20:30 21:13 14:27
Tue, 07-Apr 05:18 06:00 06:35 13:15 19:57 20:32 21:15 14:31
Wed, 08-Apr 05:15 05:58 06:33 13:15 19:59 20:34 21:17 14:36
Thu, 09-Apr 05:13 05:55 06:30 13:15 20:01 20:36 21:19 14:40
Fri, 10-Apr 05:10 05:53 06:28 13:15 20:02 20:37 21:21 14:44
Sat, 11-Apr 05:07 05:51 06:26 13:14 20:04 20:39 21:23 14:48
Sun, 12-Apr 05:05 05:48 06:24 13:14 20:06 20:41 21:25 14:52
Mon, 13-Apr 05:02 05:46 06:21 13:14 20:07 20:43 21:27 14:57
Tue, 14-Apr 05:00 05:44 06:19 13:14 20:09 20:45 21:29 15:01
Wed, 15-Apr 04:57 05:41 06:17 13:13 20:11 20:47 21:31 15:05
Thu, 16-Apr 04:54 05:39 06:15 13:13 20:12 20:49 21:33 15:09
Fri, 17-Apr 04:52 05:37 06:13 13:13 20:14 20:50 21:36 15:13
Sat, 18-Apr 04:49 05:34 06:11 13:13 20:16 20:52 21:38 15:17
Sun, 19-Apr 04:46 05:32 06:08 13:12 20:18 20:54 21:40 15:22
Mon, 20-Apr 04:44 05:30 06:06 13:12 20:19 20:56 21:42 15:26
Tue, 21-Apr 04:41 05:27 06:04 13:12 20:21 20:58 21:44 15:30
Wed, 22-Apr 04:39 05:25 06:02 13:12 20:23 21:00 21:47 15:34
Thu, 23-Apr 04:36 05:23 06:00 13:12 20:24 21:02 21:49 15:38
Fri, 24-Apr 04:33 05:21 05:58 13:11 20:26 21:03 21:51 15:42
Sat, 25-Apr 04:31 05:19 05:56 13:11 20:28 21:05 21:53 15:46
Sun, 26-Apr 04:28 05:16 05:54 13:11 20:29 21:07 21:56 15:50
Mon, 27-Apr 04:26 05:14 05:52 13:11 20:31 21:09 21:58 15:54
Tue, 28-Apr 04:23 05:12 05:50 13:11 20:33 21:11 22:00 15:59
Wed, 29-Apr 04:21 05:10 05:48 13:11 20:34 21:13 22:03 16:03
Thu, 30-Apr 04:18 05:08 05:46 13:11 20:36 21:15 22:05 16:07
Fri, 01-May 04:15 05:05 05:44 13:10 20:38 21:17 22:07 16:11
Sat, 02-May 04:13 05:03 05:42 13:10 20:39 21:19 22:10 16:15
Sun, 03-May 04:10 05:01 05:40 13:10 20:41 21:20 22:12 16:19
Mon, 04-May 04:08 04:59 05:38 13:10 20:43 21:22 22:14 16:23
Tue, 05-May 04:05 04:57 05:37 13:10 20:44 21:24 22:17 16:27
Wed, 06-May 04:03 04:55 05:35 13:10 20:46 21:26 22:19 16:30
Thu, 07-May 04:00 04:53 05:33 13:10 20:48 21:28 22:21 16:34
Fri, 08-May 03:58 04:51 05:31 13:10 20:49 21:30 22:24 16:38
Sat, 09-May 03:55 04:49 05:30 13:10 20:51 21:32 22:26 16:42
Sun, 10-May 03:53 04:47 05:28 13:10 20:52 21:33 22:29 16:46
Mon, 11-May 03:50 04:45 05:26 13:10 20:54 21:35 22:31 16:49
Tue, 12-May 03:48 04:43 05:25 13:10 20:56 21:37 22:33 16:53
Wed, 13-May 03:45 04:42 05:23 13:10 20:57 21:39 22:36 16:57

Notes

  • Max Height (solar noon) is when the sun is highest in the sky.
  • Day length is dawn to dusk as there is enough light for walking for at least 30 minutes before sunrise and after sunset, even on an overcast day.
  • At 'Light' (nautical dawn) the horizon becomes visible. At 'Dawn' (civil dawn) there is enough light to read, and drivers can switch their lights off. Finally the sun rises.
  • After sunset, there is still enough light to read until 'Dusk' (civil dusk) or lighting up time for drivers. The horizon is still visible until 'Dark' (nautical dusk).
  • Times will vary if there is a hill on the horizon.

Brecon Beacons moonlight

Moonlight chart for walking at night.

Night of Sunset Dusk Moon Visible Dawn Sunrise Phase % Full Max. Ht. Night Walk
Sat, 15-Nov 16:22 17:00 03:30 dawn 06:57 07:35 16 % 09:11
Sun, 16-Nov 16:21 16:58 04:41 dawn 06:59 07:36 9 % 09:51
Mon, 17-Nov 16:20 16:57 05:54 dawn 07:00 07:38 5 % 10:33
Tue, 18-Nov 16:18 16:56 07:02 07:40 2 % 11:17
Wed, 19-Nov 16:17 16:55 07:03 07:42 0 %
Thu, 20-Nov 16:16 16:54 07:05 07:43 1 % 12:04
Fri, 21-Nov 16:15 16:53 07:06 07:45 3 % 12:54
Sat, 22-Nov 16:14 16:52 dusk 16:58 07:08 07:46 7 % 13:45
Sun, 23-Nov 16:13 16:51 dusk 17:56 07:09 07:48 12 % 14:37
Mon, 24-Nov 16:12 16:50 dusk 19:05 07:11 07:50 19 % 15:29
Tue, 25-Nov 16:11 16:49 dusk 20:21 07:12 07:51 28 % 16:19
Wed, 26-Nov 16:10 16:49 dusk 21:40 07:14 07:53 37 % 17:07
Thu, 27-Nov 16:09 16:48 dusk 23:00 07:15 07:54 47 % 17:53
Fri, 28-Nov 16:08 16:47 dusk 00:20 07:16 07:56 58 % 18:38
Sat, 29-Nov 16:07 16:46 dusk 01:42 07:18 07:57 68 % 19:24
Sun, 30-Nov 16:06 16:46 dusk 03:07 07:19 07:59 78 % 20:11 after dusk
Mon, 01-Dec 16:06 16:45 dusk 04:38 07:20 08:00 87 % 21:02 after dusk
Tue, 02-Dec 16:05 16:45 dusk 06:13 07:22 08:01 94 % 21:57 after dusk
Wed, 03-Dec 16:05 16:44 dusk dawn 07:23 08:03 98 % 22:58 all night
Thu, 04-Dec 16:04 16:44 dusk dawn 07:24 08:04 100 % 00:03 all night
Fri, 05-Dec 16:04 16:44 dusk dawn 07:25 08:05 98 % 01:11 all night
Sat, 06-Dec 16:03 16:43 17:07 dawn 07:26 08:06 94 % 02:17 before dawn
Sun, 07-Dec 16:03 16:43 18:34 dawn 07:27 08:08 87 % 03:18 before dawn
Mon, 08-Dec 16:03 16:43 20:03 dawn 07:28 08:09 79 % 04:13 before dawn
Tue, 09-Dec 16:03 16:43 21:29 dawn 07:29 08:10 69 % 05:02
Wed, 10-Dec 16:02 16:43 22:50 dawn 07:30 08:11 59 % 05:47
Thu, 11-Dec 16:02 16:43 00:06 dawn 07:31 08:12 49 % 06:29
Fri, 12-Dec 16:02 16:43 01:19 dawn 07:32 08:13 39 % 07:09
Sat, 13-Dec 16:02 16:43 02:31 dawn 07:33 08:14 30 % 07:50
Sun, 14-Dec 16:02 16:43 03:43 dawn 07:34 08:15 22 % 08:31
Mon, 15-Dec 16:02 16:43 04:56 dawn 07:35 08:15 14 % 09:15
Tue, 16-Dec 16:03 16:43 06:10 dawn 07:35 08:16 8 % 10:01
Wed, 17-Dec 16:03 16:44 07:21 dawn 07:36 08:17 4 % 10:50
Thu, 18-Dec 16:03 16:44 07:37 08:17 1 % 11:41
Fri, 19-Dec 16:03 16:44 07:37 08:18 0 %
Sat, 20-Dec 16:04 16:45 07:38 08:19 1 % 12:33
Sun, 21-Dec 16:04 16:45 dusk 16:56 07:38 08:19 4 % 13:25
Mon, 22-Dec 16:05 16:46 dusk 18:11 07:39 08:19 8 % 14:16
Tue, 23-Dec 16:05 16:46 dusk 19:30 07:39 08:20 14 % 15:05
Wed, 24-Dec 16:06 16:47 dusk 20:48 07:39 08:20 22 % 15:51
Thu, 25-Dec 16:07 16:48 dusk 22:07 07:40 08:20 31 % 16:36
Fri, 26-Dec 16:08 16:48 dusk 23:26 07:40 08:21 41 % 17:20
Sat, 27-Dec 16:08 16:49 dusk 00:47 07:40 08:21 52 % 18:05
Sun, 28-Dec 16:09 16:50 dusk 02:12 07:40 08:21 63 % 18:52
Mon, 29-Dec 16:10 16:51 dusk 03:42 07:40 08:21 74 % 19:43
Tue, 30-Dec 16:11 16:52 dusk 05:15 07:40 08:21 84 % 20:39 after dusk
Wed, 31-Dec 16:12 16:53 dusk 06:45 07:40 08:21 91 % 21:40 after dusk
Thu, 01-Jan 16:13 16:54 dusk dawn 07:40 08:21 97 % 22:46 all night
Fri, 02-Jan 16:14 16:55 dusk dawn 07:40 08:20 100 % 23:53 all night
Sat, 03-Jan 16:15 16:56 dusk dawn 07:40 08:20 99 % 00:57 all night
Sun, 04-Jan 16:17 16:57 17:29 dawn 07:40 08:20 96 % 01:57 before dawn
Mon, 05-Jan 16:18 16:58 19:00 dawn 07:40 08:20 91 % 02:50 before dawn
Tue, 06-Jan 16:19 16:59 20:25 dawn 07:39 08:19 84 % 03:38 before dawn
Wed, 07-Jan 16:20 17:00 21:46 dawn 07:39 08:19 76 % 04:23 before dawn
Thu, 08-Jan 16:22 17:01 23:02 dawn 07:38 08:18 66 % 05:05
Fri, 09-Jan 16:23 17:03 00:16 dawn 07:38 08:18 57 % 05:46
Sat, 10-Jan 16:24 17:04 01:29 dawn 07:38 08:17 47 % 06:28
Sun, 11-Jan 16:26 17:05 02:43 dawn 07:37 08:16 37 % 07:11
Mon, 12-Jan 16:27 17:07 03:57 dawn 07:36 08:15 29 % 07:56
Tue, 13-Jan 16:29 17:08 05:09 dawn 07:36 08:15 21 % 08:44
Wed, 14-Jan 16:30 17:09 06:17 dawn 07:35 08:14 13 % 09:34
Thu, 15-Jan 16:32 17:11 07:14 dawn 07:34 08:13 8 % 10:27
Fri, 16-Jan 16:34 17:12 07:33 08:12 3 % 11:19
Sat, 17-Jan 16:35 17:14 07:33 08:11 1 %
Sun, 18-Jan 16:37 17:15 07:32 08:10 0 % 12:11
Mon, 19-Jan 16:38 17:17 07:31 08:09 1 % 13:01
Tue, 20-Jan 16:40 17:18 dusk 18:37 07:30 08:08 5 % 13:49
Wed, 21-Jan 16:42 17:20 dusk 19:56 07:29 08:07 10 % 14:34
Thu, 22-Jan 16:44 17:22 dusk 21:16 07:28 08:05 18 % 15:19
Fri, 23-Jan 16:45 17:23 dusk 22:36 07:27 08:04 27 % 16:04
Sat, 24-Jan 16:47 17:25 dusk 23:58 07:25 08:03 37 % 16:49
Sun, 25-Jan 16:49 17:26 dusk 01:24 07:24 08:02 48 % 17:38
Mon, 26-Jan 16:51 17:28 dusk 02:54 07:23 08:00 59 % 18:30
Tue, 27-Jan 16:52 17:30 dusk 04:23 07:22 07:59 70 % 19:28
Wed, 28-Jan 16:54 17:31 dusk 05:44 07:20 07:57 80 % 20:29 after dusk
Thu, 29-Jan 16:56 17:33 dusk 06:47 07:19 07:56 89 % 21:34 after dusk
Fri, 30-Jan 16:58 17:35 dusk dawn 07:18 07:54 95 % 22:38 all night
Sat, 31-Jan 17:00 17:36 dusk dawn 07:16 07:53 99 % 23:39 all night
Sun, 01-Feb 17:01 17:38 dusk dawn 07:15 07:51 100 % 00:35 all night
Mon, 02-Feb 17:03 17:40 17:54 dawn 07:13 07:50 99 % 01:26 before dawn
Tue, 03-Feb 17:05 17:41 19:18 dawn 07:12 07:48 95 % 02:13 before dawn
Wed, 04-Feb 17:07 17:43 20:38 dawn 07:10 07:46 89 % 02:57 before dawn
Thu, 05-Feb 17:09 17:45 21:55 dawn 07:09 07:45 82 % 03:39 before dawn
Fri, 06-Feb 17:11 17:47 23:10 dawn 07:07 07:43 74 % 04:22
Sat, 07-Feb 17:13 17:48 00:25 dawn 07:05 07:41 65 % 05:05
Sun, 08-Feb 17:14 17:50 01:40 dawn 07:04 07:39 55 % 05:50
Mon, 09-Feb 17:16 17:52 02:54 dawn 07:02 07:38 46 % 06:37
Tue, 10-Feb 17:18 17:54 04:04 dawn 07:00 07:36 36 % 07:26
Wed, 11-Feb 17:20 17:55 05:06 dawn 06:59 07:34 28 % 08:18
Thu, 12-Feb 17:22 17:57 05:56 dawn 06:57 07:32 20 % 09:10
Fri, 13-Feb 17:24 17:59 06:33 dawn 06:55 07:30 12 % 10:02
Sat, 14-Feb 17:26 18:01 06:53 07:28 7 % 10:53
Sun, 15-Feb 17:27 18:02 06:51 07:26 2 % 11:42
Mon, 16-Feb 17:29 18:04 06:49 07:24 0 %
Tue, 17-Feb 17:31 18:06 06:48 07:22 0 % 12:29
Wed, 18-Feb 17:33 18:08 dusk 19:00 06:46 07:20 3 % 13:15
Thu, 19-Feb 17:35 18:09 dusk 20:22 06:44 07:18 7 % 14:01
Fri, 20-Feb 17:37 18:11 dusk 21:45 06:42 07:16 14 % 14:47
Sat, 21-Feb 17:39 18:13 dusk 23:11 06:40 07:14 23 % 15:35
Sun, 22-Feb 17:40 18:15 dusk 00:40 06:38 07:12 33 % 16:27
Mon, 23-Feb 17:42 18:16 dusk 02:09 06:36 07:10 44 % 17:22
Tue, 24-Feb 17:44 18:18 dusk 03:32 06:34 07:08 56 % 18:22
Wed, 25-Feb 17:46 18:20 dusk 04:40 06:32 07:06 67 % 19:24
Thu, 26-Feb 17:48 18:22 dusk 05:30 06:29 07:03 77 % 20:27 after dusk
Fri, 27-Feb 17:49 18:23 dusk 06:03 06:27 07:01 86 % 21:27 after dusk
Sat, 28-Feb 17:51 18:25 dusk dawn 06:25 06:59 93 % 22:24 all night
Sun, 01-Mar 17:53 18:27 dusk dawn 06:23 06:57 97 % 23:15 all night
Mon, 02-Mar 17:55 18:29 dusk dawn 06:21 06:55 100 % 00:03 all night
Tue, 03-Mar 17:57 18:30 dusk dawn 06:19 06:52 100 % 00:48 all night
Wed, 04-Mar 17:58 18:32 19:32 dawn 06:17 06:50 97 % 01:32 before dawn
Thu, 05-Mar 18:00 18:34 20:48 dawn 06:14 06:48 93 % 02:14 before dawn
Fri, 06-Mar 18:02 18:36 22:04 dawn 06:12 06:46 87 % 02:57 before dawn
Sat, 07-Mar 18:04 18:37 23:20 dawn 06:10 06:44 80 % 03:42 before dawn
Sun, 08-Mar 18:05 18:39 00:35 dawn 06:08 06:41 72 % 04:29
Mon, 09-Mar 18:07 18:41 01:48 dawn 06:06 06:39 63 % 05:17
Tue, 10-Mar 18:09 18:43 02:54 dawn 06:03 06:37 54 % 06:08
Wed, 11-Mar 18:11 18:44 03:48 dawn 06:01 06:34 44 % 07:00
Thu, 12-Mar 18:13 18:46 04:30 dawn 05:59 06:32 35 % 07:52
Fri, 13-Mar 18:14 18:48 05:01 dawn 05:56 06:30 26 % 08:43
Sat, 14-Mar 18:16 18:50 05:23 dawn 05:54 06:28 18 % 09:32
Sun, 15-Mar 18:18 18:51 05:40 dawn 05:52 06:25 11 % 10:20
Mon, 16-Mar 18:19 18:53 05:50 06:23 5 % 11:07
Tue, 17-Mar 18:21 18:55 05:47 06:21 1 % 11:53
Wed, 18-Mar 18:23 18:57 05:45 06:18 0 %
Thu, 19-Mar 18:25 18:58 dusk 19:23 05:43 06:16 1 % 12:40
Fri, 20-Mar 18:26 19:00 dusk 20:50 05:40 06:14 5 % 13:29
Sat, 21-Mar 18:28 19:02 dusk 22:21 05:38 06:11 11 % 14:20
Sun, 22-Mar 18:30 19:04 dusk 23:53 05:36 06:09 20 % 15:16
Mon, 23-Mar 18:32 19:05 dusk 01:20 05:33 06:07 30 % 16:16
Tue, 24-Mar 18:33 19:07 dusk 02:34 05:31 06:05 41 % 17:18
Wed, 25-Mar 18:35 19:09 dusk 03:29 05:28 06:02 52 % 18:21
Thu, 26-Mar 18:37 19:11 dusk 04:06 05:26 06:00 63 % 19:22
Fri, 27-Mar 18:38 19:12 dusk 04:31 05:24 05:58 74 % 20:18
Sat, 28-Mar 18:40 19:14 dusk 05:49 06:21 06:55 83 % 21:11 after dusk
Sun, 29-Mar 19:42 20:16 dusk 06:02 06:19 06:53 90 % 22:58 after dusk
Mon, 30-Mar 19:44 20:18 dusk 06:13 06:17 06:51 95 % 23:43 after dusk
Tue, 31-Mar 19:45 20:19 dusk dawn 06:14 06:48 99 % 00:26 all night
Wed, 01-Apr 19:47 20:21 dusk dawn 06:12 06:46 100 % 01:09 all night
Thu, 02-Apr 19:49 20:23 20:45 dawn 06:10 06:44 99 % 01:52 before dawn
Fri, 03-Apr 19:50 20:25 22:00 dawn 06:07 06:42 96 % 02:36 before dawn
Sat, 04-Apr 19:52 20:27 23:16 dawn 06:05 06:39 92 % 03:22 before dawn
Sun, 05-Apr 19:54 20:28 00:31 dawn 06:02 06:37 86 % 04:10 before dawn
Mon, 06-Apr 19:55 20:30 01:40 dawn 06:00 06:35 79 % 05:00 before dawn
Tue, 07-Apr 19:57 20:32 02:39 dawn 05:58 06:33 71 % 05:51
Wed, 08-Apr 19:59 20:34 03:26 dawn 05:55 06:30 62 % 06:43
Thu, 09-Apr 20:01 20:36 04:00 dawn 05:53 06:28 52 % 07:33
Fri, 10-Apr 20:02 20:37 04:25 dawn 05:51 06:26 43 % 08:23
Sat, 11-Apr 20:04 20:39 04:44 dawn 05:48 06:24 33 % 09:10
Sun, 12-Apr 20:06 20:41 04:58 dawn 05:46 06:21 24 % 09:57
Mon, 13-Apr 20:07 20:43 05:11 dawn 05:44 06:19 16 % 10:42
Tue, 14-Apr 20:09 20:45 05:22 dawn 05:41 06:17 8 % 11:28
Wed, 15-Apr 20:11 20:47 05:39 06:15 3 %
Thu, 16-Apr 20:12 20:49 05:37 06:13 0 % 12:17
Fri, 17-Apr 20:14 20:50 05:34 06:11 0 % 13:08
Sat, 18-Apr 20:16 20:52 dusk 22:25 05:32 06:08 3 % 14:03
Sun, 19-Apr 20:18 20:54 dusk 23:58 05:30 06:06 9 % 15:03
Mon, 20-Apr 20:19 20:56 dusk 01:20 05:27 06:04 17 % 16:07
Tue, 21-Apr 20:21 20:58 dusk 02:24 05:25 06:02 27 % 17:12
Wed, 22-Apr 20:23 21:00 dusk 03:07 05:23 06:00 37 % 18:15
Thu, 23-Apr 20:24 21:02 dusk 03:36 05:21 05:58 48 % 19:14
Fri, 24-Apr 20:26 21:03 dusk 03:55 05:19 05:56 59 % 20:08
Sat, 25-Apr 20:28 21:05 dusk 04:10 05:16 05:54 70 % 20:57
Sun, 26-Apr 20:29 21:07 dusk 04:22 05:14 05:52 79 % 21:42 after dusk
Mon, 27-Apr 20:31 21:09 dusk 04:32 05:12 05:50 87 % 22:25 after dusk
Tue, 28-Apr 20:33 21:11 dusk 04:43 05:10 05:48 93 % 23:07 after dusk
Wed, 29-Apr 20:34 21:13 dusk 04:54 05:08 05:46 97 % 23:49 after dusk
Thu, 30-Apr 20:36 21:15 dusk dawn 05:05 05:44 99 % 00:32 all night
Fri, 01-May 20:38 21:17 dusk dawn 05:03 05:42 100 % 01:17 all night
Sat, 02-May 20:39 21:19 22:15 dawn 05:01 05:40 98 % 02:04 before dawn
Sun, 03-May 20:41 21:20 23:27 dawn 04:59 05:38 95 % 02:54 before dawn
Mon, 04-May 20:43 21:22 00:30 dawn 04:57 05:37 91 % 03:45 before dawn
Tue, 05-May 20:44 21:24 01:21 dawn 04:55 05:35 84 % 04:36 before dawn
Wed, 06-May 20:46 21:26 01:59 dawn 04:53 05:33 77 % 05:27 before dawn
Thu, 07-May 20:48 21:28 02:27 dawn 04:51 05:31 69 % 06:16
Fri, 08-May 20:49 21:30 02:47 dawn 04:49 05:30 59 % 07:03
Sat, 09-May 20:51 21:32 03:03 dawn 04:47 05:28 49 % 07:49
Sun, 10-May 20:52 21:33 03:16 dawn 04:45 05:26 39 % 08:33
Mon, 11-May 20:54 21:35 03:28 dawn 04:43 05:25 29 % 09:18
Tue, 12-May 20:56 21:37 03:39 dawn 04:42 05:23 20 % 10:04
Wed, 13-May 20:57 21:39 03:52 dawn 04:40 05:22 12 % 10:53

Notes

  • The percentage of the moon which is illuminated doesn't vary much with location.
  • A full moon is not just bigger, it is much brighter. A quarter moon (1/2 disk visible) give less than 5% of the illumination of a full moon. You can walk with a quarter moon if its high in the sky (after dusk for a growing moon, before dawn for a shrinking moon).
  • Sky glow (light reflected by air or clouds) from nearby cities, and especially snow on the ground also effect light levels.
  • Times will vary a few minutes, as (i) these figures are for the centre of the county the walk is in, (ii) if there are hills on the horizon, and (iii) if you are on a hill
  • Sunlight is ~ 1,000,000 times brighter than moonlight.
  • Of course, you need a cloudless night as well!

Brecon Beacons weather (Accuweather)

Now would be a good time for a cup of tea.