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: 19:40. Dusk: 20:14. Dark: 20:55. Moon not visible

Updated: Thu, 10-Sep at 11:38

06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21
Today 87% 87% 87% 87% 87% 87% 100% 100%
Fri, 11 Sep
Sat, 12 Sep 3% 3% 19% 19% 19% 19% 19% 19% 61% 61% 61% 61% 61% 61% 100% 100%
Sun, 13 Sep 29% 29% 3% 3% 3% 3% 3% 3% 19% 19%
Mon, 14 Sep 13% 13% 16% 16% 16% 16% 16% 16% 16% 39% 39%
Tue, 15 Sep 32% 32% 29% 29% 29% 29% 29% 29% 45% 45% 45%
Wed, 16 Sep 10% 10% 7% 7% 7% 7% 7% 7% 16% 16% 16% 16% 16% 16% 23% 23%
Thu, 17 Sep 3% 3% 10% 10% 10% 10% 10% 10% 19% 19% 19% 19% 19% 19% 23% 23%
Fri, 18 Sep 10% 10% 10% 10% 10% 10% 10% 10% 16% 16% 16% 16% 16% 16% 23% 23%
Sat, 19 Sep 13% 13% 19% 19% 19% 19% 19% 19% 32% 32% 32% 32% 32% 32% 32% 32%
Sun, 20 Sep 16% 16% 13% 13% 13% 13% 13% 13% 36% 36% 36%
Mon, 21 Sep 7% 7% 19% 19% 19% 19% 19% 19% 32% 32% 32% 32% 32% 32% 29% 29%
Tue, 22 Sep 13% 13% 7% 7% 7% 7% 7% 7% 13% 13% 13% 13% 13% 13% 42% 42%
Wed, 23 Sep 13% 13% 13% 13% 13% 13% 13% 13% 16% 16% 16% 16% 16% 16% 39% 39%
Thu, 24 Sep 10% 10% 10% 10% 10% 10% 10% 10% 13% 13% 13% 13% 13% 13% 13% 13%

Percentages are the chance of rain.

Weather data by Visual Crossing

Brecon Beacons hourly weather (Open Meteo)

Sunset: 19:40. Dusk: 20:14. Dark: 20:55. Moon not visible

Updated: Thu, 10-Sep at 11:37

06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21
Today 1% 3% 10% 24% 43% 61% 79% 96% 100% 81% 50%
Fri, 11 Sep 13% 30% 39% 30% 13%
Sat, 12 Sep 1% 2% 4% 6% 8% 11% 14% 18% 21% 25% 29% 35% 42%
Sun, 13 Sep 60% 55% 47% 36% 27% 21% 16% 12% 8% 4% 2% 2% 4% 6% 6% 6%
Mon, 14 Sep 23% 27% 27% 25% 25% 30% 37% 43% 45% 45% 45% 44% 43% 43% 45% 49%
Tue, 15 Sep 46% 43% 40% 36% 37% 45% 56% 63% 63% 59% 55% 52% 48% 45% 42% 40%
Wed, 16 Sep 9% 8% 8% 9% 10% 11% 13% 14% 14% 12% 11% 10% 9% 8% 8% 8%
Thu, 17 Sep 15% 16% 18% 21% 24% 27% 29% 31% 32% 33% 33% 33% 32% 31% 29% 25%
Fri, 18 Sep 11% 12% 13% 15% 16% 17% 19% 20% 21% 22% 22% 22% 22% 22% 22% 21%
Sat, 19 Sep 31% 33% 34% 35% 35% 35% 35% 35% 35% 34% 33% 32% 31% 29% 26% 22%
Sun, 20 Sep 5% 6% 9% 13% 17% 21% 26% 29% 31% 32% 32% 32% 32% 31% 30% 29%
Mon, 21 Sep 27% 27% 27% 28% 28% 28% 29% 29% 30% 31% 32% 33% 33% 33% 31% 27%
Tue, 22 Sep 16% 18% 20% 22% 24% 26% 28% 29% 30% 31% 32% 32% 32% 31% 29% 25%
Wed, 23 Sep 16% 18% 20% 22% 24% 26% 28% 29% 29% 28% 27% 26% 24% 22% 21% 19%
Thu, 24 Sep 13% 14% 16% 19% 22% 25% 28% 29% 30% 29%

Percentages are the chance of rain.

Weather data by Open-Meteo

Brecon Beacons hourly weather (Google)

Sunset: 19:40. Dusk: 20:14. Dark: 20:55. Moon not visible

Updated: Thu, 10-Sep at 02:46

06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21
Today 10% 10% 10% 10% 20% 20% 20% 25% 20% 15% 15% 20% 30% 45% 30% 15%
Fri, 11 Sep 5% 5% 10% 10% 10% 15% 15% 15% 10% 15% 15%
Sat, 12 Sep 5% 10% 10% 10% 10% 15% 10% 10% 10% 15% 10% 10% 10% 15% 10% 15%
Sun, 13 Sep 45% 45% 15% 15% 15% 15% 15% 15% 10% 10% 10% 15% 15% 15% 10% 10%
Mon, 14 Sep 10% 10% 15% 15% 15% 15% 15% 15% 15% 15% 15% 10% 10% 5% 10% 10%
Tue, 15 Sep 45% 45% 15% 15% 15% 15% 15% 15% 5% 5% 10% 10% 10% 10% 10% 5%
Wed, 16 Sep 5% 5% 5% 5% 5% 10% 10% 10% 10% 10% 10% 10% 5% 5%
Thu, 17 Sep 5% 10% 15% 15% 15% 15% 15% 15% 15% 15% 15% 15% 15% 15% 15% 15%
Fri, 18 Sep 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 5% 5% 5% 5% 5% 5%
Sat, 19 Sep 5% 5% 15% 15% 15% 15% 15% 15% 15% 15% 15% 15% 15% 15% 10% 10%

Percentages are the chance of rain.

Data by Google

Brecon Beacons hourly weather (Met Office)

Sunset: 19:40. Dusk: 20:14. Dark: 20:55. Moon not visible

Updated: Thu, 10-Sep at 11:00

06 09 12 15 18 21
Today 15% 94% 96% 24%
Fri, 11 Sep 20% 18% 7% 4% 1%
Sat, 12 Sep 8% 27% 59% 62% 64% 61%
Sun, 13 Sep 48% 16% 16% 8% 6% 8%
Mon, 14 Sep 26% 28% 29% 30% 55% 56%
Tue, 15 Sep 20% 33% 31% 29% 29% 5%
Wed, 16 Sep 8% 13% 13% 12% 7% 9%
Thu, 17 Sep 17% 18%

Percentages are the chance of rain.

Weather data by Met Office

Brecon Beacons Air Quality (Pollen and UV)

Updated: Thu, 10-Sep at 11:37

Key : Very Low Low Moderate 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 Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass
Fri, 11 Sep Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass
Sat, 12 Sep Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass
Sun, 13 Sep Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass Air Q UV Grass

Weather data by Open-Meteo and CAMS ENSEMBLE

Tree Pollen

Date Ragweed (weed) Mugwort (weed)
Today None Very Low
Fri, 11-Sep None Very Low
Sat, 12-Sep None Very Low
Sun, 13-Sep
Mon, 14-Sep

The London Plane tree pollen season is similar to Oak.

Notes

  • Pollen : When out walking, wraparound glasses, a disposable or washable facemask, and being at the front of the group, all help. Other pollen forecasts: Met Office, University of Worcester
  • UV : The forecast takes account of cloud cover.
  • Air Q : The European Air Quality index, is a mix of dust/particulates, ozone, sulphur and nitrous oxides. Also see: DEFRA Live Air Quality

Brecon Beacons Visibility

Updated: Thu, 10-Sep at 11:37

06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21
Today 14 25 31 32 16 10 6 3 3 9 17
Fri, 11 Sep 10 16 22 25 26 40 43 44 39 45 45 44 42 37 34 33
Sat, 12 Sep 24 27 22 16 29 20 12 3 3 3 4 4 4 5 5 6
Sun, 13 Sep 13 11 12 13 14 18 21 25 25 25 25 25 24 24 21 18
Mon, 14 Sep 6 6 7 7 8 7 7 7 8 10 12 11 10 8 11 15
Tue, 15 Sep 6 5 8 11 14 18 22 26 24 23 21 22 22 22 23 23
Wed, 16 Sep 14 13 15 17 19 21 23 25 25 25 25 24 24 24 21 18
Thu, 17 Sep 4 2 3 3 3 3 3 3 4 5 5 6 7 8 10 12
Fri, 18 Sep 18 17 22 27 32 37 41 46 42 37 32 28 23 19 16 13
Sat, 19 Sep 1 1 6 10 15 20 25 30 32 34 36 38 40 42 41 39
Sun, 20 Sep 21 19 23 28 32 36 41 45 44 44 43 43 42 41 40 39
Mon, 21 Sep 21 18 17 17 16 16 15 15 18 21 24 27 30 33 32 31
Tue, 22 Sep 5 1 3 5 8 10 13 15 18 22 25 28 32 35 32 30
Wed, 23 Sep 4 0 7 14 21 28 35 42 42 41 40 40 39 38 37 37
Thu, 24 Sep 29 29 32 36 39 43 46 50 49 49 48 48 47 47 39 32

"Meteorological" visibility in km. 30+ is 'very good', 40+ is 'excellent'. Humidity and air pollution make it worse. "Human" visibility is about 4 times that.

Altitude Distance to horizon
On the South Downs 170m (500ft) 45km (30 miles)
On a mountain 1,000m (3,000ft) 160km (100 miles)

Weather data by Open-Meteo

Brecon Beacons daylight

Daylight chart for walking during the day. [Notes]

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

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. [notes]

Night of Sunset Dusk Moon Visible Dawn Sunrise Phase % Full Max. Ht. Night Walk
Thu, 10-Sep 19:40 20:14 06:07 06:41 0 % 12:38
Fri, 11-Sep 19:37 20:12 06:09 06:43 1 % 13:24
Sat, 12-Sep 19:35 20:09 06:10 06:45 4 % 14:09
Sun, 13-Sep 19:33 20:07 06:12 06:46 9 % 14:54
Mon, 14-Sep 19:30 20:04 dusk 20:08 06:14 06:48 16 % 15:40
Tue, 15-Sep 19:28 20:02 dusk 20:27 06:15 06:49 24 % 16:27
Wed, 16-Sep 19:26 20:00 dusk 20:52 06:17 06:51 32 % 17:16
Thu, 17-Sep 19:23 19:57 dusk 21:26 06:19 06:53 42 % 18:07
Fri, 18-Sep 19:21 19:55 dusk 22:12 06:21 06:54 51 % 18:58
Sat, 19-Sep 19:19 19:52 dusk 23:11 06:22 06:56 60 % 19:49
Sun, 20-Sep 19:16 19:50 dusk 00:20 06:24 06:58 69 % 20:40
Mon, 21-Sep 19:14 19:48 dusk 01:34 06:26 06:59 78 % 21:28 after dusk
Tue, 22-Sep 19:12 19:45 dusk 02:51 06:27 07:01 86 % 22:15 after dusk
Wed, 23-Sep 19:09 19:43 dusk 04:08 06:29 07:02 92 % 23:00 after dusk
Thu, 24-Sep 19:07 19:41 dusk 05:26 06:31 07:04 97 % 23:44 after dusk
Fri, 25-Sep 19:05 19:38 dusk dawn 06:32 07:06 99 % 00:28 all night
Sat, 26-Sep 19:02 19:36 dusk dawn 06:34 07:07 100 % 01:14 all night
Sun, 27-Sep 19:00 19:34 dusk dawn 06:35 07:09 98 % 02:01 all night
Mon, 28-Sep 18:58 19:31 dusk dawn 06:37 07:11 94 % 02:52 all night
Tue, 29-Sep 18:56 19:29 19:29 dawn 06:39 07:12 87 % 03:47 before dawn
Wed, 30-Sep 18:53 19:27 19:58 dawn 06:40 07:14 78 % 04:47 before dawn
Thu, 01-Oct 18:51 19:24 20:40 dawn 06:42 07:16 68 % 05:49
Fri, 02-Oct 18:49 19:22 21:41 dawn 06:44 07:17 57 % 06:52
Sat, 03-Oct 18:46 19:20 22:58 dawn 06:45 07:19 46 % 07:53
Sun, 04-Oct 18:44 19:18 00:24 dawn 06:47 07:21 34 % 08:50
Mon, 05-Oct 18:42 19:15 01:52 dawn 06:49 07:22 24 % 09:42
Tue, 06-Oct 18:39 19:13 03:18 dawn 06:50 07:24 15 % 10:31
Wed, 07-Oct 18:37 19:11 04:40 dawn 06:52 07:26 8 % 11:18
Thu, 08-Oct 18:35 19:09 06:54 07:27 3 %
Fri, 09-Oct 18:33 19:06 06:55 07:29 1 % 12:02
Sat, 10-Oct 18:31 19:04 06:57 07:31 0 % 12:47
Sun, 11-Oct 18:28 19:02 06:59 07:33 2 % 13:32
Mon, 12-Oct 18:26 19:00 07:00 07:34 6 % 14:19
Tue, 13-Oct 18:24 18:58 dusk dusk 07:02 07:36 11 % 15:08
Wed, 14-Oct 18:22 18:56 dusk 19:24 07:04 07:38 18 % 15:58
Thu, 15-Oct 18:20 18:53 dusk 20:06 07:05 07:39 26 % 16:49
Fri, 16-Oct 18:17 18:51 dusk 21:00 07:07 07:41 34 % 17:41
Sat, 17-Oct 18:15 18:49 dusk 22:04 07:09 07:43 43 % 18:31
Sun, 18-Oct 18:13 18:47 dusk 23:16 07:10 07:45 53 % 19:20
Mon, 19-Oct 18:11 18:45 dusk 00:30 07:12 07:46 62 % 20:07
Tue, 20-Oct 18:09 18:43 dusk 01:46 07:14 07:48 72 % 20:52
Wed, 21-Oct 18:07 18:41 dusk 03:02 07:15 07:50 80 % 21:36 after dusk
Thu, 22-Oct 18:05 18:39 dusk 04:20 07:17 07:52 88 % 22:19 after dusk
Fri, 23-Oct 18:03 18:37 dusk 05:40 07:19 07:53 94 % 23:04 after dusk
Sat, 24-Oct 18:01 18:35 dusk 06:04 06:20 06:55 98 % 23:51 after dusk
Sun, 25-Oct 16:59 17:33 dusk dawn 06:22 06:57 100 % 23:41 all night
Mon, 26-Oct 16:57 17:32 dusk dawn 06:24 06:59 99 % 00:36 all night
Tue, 27-Oct 16:55 17:30 dusk dawn 06:25 07:01 95 % 01:36 all night
Wed, 28-Oct 16:53 17:28 17:37 dawn 06:27 07:02 89 % 02:39 before dawn
Thu, 29-Oct 16:51 17:26 18:32 dawn 06:29 07:04 81 % 03:44 before dawn
Fri, 30-Oct 16:49 17:24 19:46 dawn 06:31 07:06 71 % 04:47
Sat, 31-Oct 16:47 17:22 21:12 dawn 06:32 07:08 60 % 05:46
Sun, 01-Nov 16:45 17:21 22:40 dawn 06:34 07:10 48 % 06:39
Mon, 02-Nov 16:43 17:19 00:06 dawn 06:36 07:11 37 % 07:29
Tue, 03-Nov 16:42 17:17 01:28 dawn 06:37 07:13 27 % 08:15
Wed, 04-Nov 16:40 17:16 02:47 dawn 06:39 07:15 18 % 09:00
Thu, 05-Nov 16:38 17:14 04:04 dawn 06:41 07:17 11 % 09:43
Fri, 06-Nov 16:36 17:13 05:21 dawn 06:42 07:18 5 % 10:28
Sat, 07-Nov 16:35 17:11 06:39 dawn 06:44 07:20 2 % 11:13
Sun, 08-Nov 16:33 17:09 06:46 07:22 0 %
Mon, 09-Nov 16:32 17:08 06:47 07:24 1 % 12:01
Tue, 10-Nov 16:30 17:07 06:49 07:26 3 % 12:50
Wed, 11-Nov 16:28 17:05 06:50 07:27 7 % 13:42
Thu, 12-Nov 16:27 17:04 dusk 17:51 06:52 07:29 12 % 14:33
Fri, 13-Nov 16:25 17:02 dusk 18:52 06:54 07:31 19 % 15:24
Sat, 14-Nov 16:24 17:01 dusk 20:01 06:55 07:33 27 % 16:13
Sun, 15-Nov 16:23 17:00 dusk 21:14 06:57 07:34 36 % 17:00
Mon, 16-Nov 16:21 16:59 dusk 22:27 06:58 07:36 45 % 17:45
Tue, 17-Nov 16:20 16:57 dusk 23:42 07:00 07:38 55 % 18:28
Wed, 18-Nov 16:19 16:56 dusk 00:56 07:02 07:39 65 % 19:11
Thu, 19-Nov 16:17 16:55 dusk 02:13 07:03 07:41 74 % 19:54
Fri, 20-Nov 16:16 16:54 dusk 03:33 07:05 07:43 83 % 20:39 after dusk
Sat, 21-Nov 16:15 16:53 dusk 04:58 07:06 07:44 91 % 21:26 after dusk
Sun, 22-Nov 16:14 16:52 dusk 06:28 07:08 07:46 96 % 22:19 after dusk
Mon, 23-Nov 16:13 16:51 dusk dawn 07:09 07:48 99 % 23:17 all night
Tue, 24-Nov 16:12 16:50 dusk dawn 07:11 07:49 100 % 00:20 all night
Wed, 25-Nov 16:11 16:50 dusk dawn 07:12 07:51 97 % 01:27 all night
Thu, 26-Nov 16:10 16:49 17:26 dawn 07:13 07:52 92 % 02:33 before dawn
Fri, 27-Nov 16:09 16:48 18:52 dawn 07:15 07:54 84 % 03:36 before dawn
Sat, 28-Nov 16:08 16:47 20:23 dawn 07:16 07:55 74 % 04:33
Sun, 29-Nov 16:07 16:47 21:52 dawn 07:17 07:57 64 % 05:26
Mon, 30-Nov 16:07 16:46 23:16 dawn 07:19 07:58 53 % 06:14
Tue, 01-Dec 16:06 16:45 00:37 dawn 07:20 08:00 42 % 06:59
Wed, 02-Dec 16:05 16:45 01:54 dawn 07:21 08:01 32 % 07:42
Thu, 03-Dec 16:05 16:45 03:11 dawn 07:23 08:02 23 % 08:26
Fri, 04-Dec 16:04 16:44 04:27 dawn 07:24 08:04 15 % 09:11
Sat, 05-Dec 16:04 16:44 05:43 dawn 07:25 08:05 9 % 09:57
Sun, 06-Dec 16:03 16:43 06:58 dawn 07:26 08:06 4 % 10:46
Mon, 07-Dec 16:03 16:43 07:27 08:07 1 % 11:36
Tue, 08-Dec 16:03 16:43 07:28 08:08 0 %
Wed, 09-Dec 16:03 16:43 07:29 08:10 1 % 12:27
Thu, 10-Dec 16:02 16:43 dusk 16:43 07:30 08:11 4 % 13:19
Fri, 11-Dec 16:02 16:43 dusk 17:50 07:31 08:12 8 % 14:08
Sat, 12-Dec 16:02 16:43 dusk 19:01 07:32 08:13 13 % 14:56
Sun, 13-Dec 16:02 16:43 dusk 20:14 07:33 08:13 21 % 15:41
Mon, 14-Dec 16:02 16:43 dusk 21:27 07:34 08:14 29 % 16:25
Tue, 15-Dec 16:02 16:43 dusk 22:40 07:34 08:15 38 % 17:06
Wed, 16-Dec 16:03 16:43 dusk 23:54 07:35 08:16 48 % 17:48
Thu, 17-Dec 16:03 16:44 dusk 01:09 07:36 08:17 58 % 18:30
Fri, 18-Dec 16:03 16:44 dusk 02:29 07:36 08:17 68 % 19:15
Sat, 19-Dec 16:03 16:44 dusk 03:54 07:37 08:18 78 % 20:03 after dusk
Sun, 20-Dec 16:04 16:45 dusk 05:23 07:38 08:18 87 % 20:57 after dusk
Mon, 21-Dec 16:04 16:45 dusk 06:52 07:38 08:19 94 % 21:57 after dusk
Tue, 22-Dec 16:05 16:46 dusk dawn 07:39 08:19 98 % 23:02 all night
Wed, 23-Dec 16:05 16:46 dusk dawn 07:39 08:20 100 % 00:09 all night
Thu, 24-Dec 16:06 16:47 dusk dawn 07:39 08:20 99 % 01:16 all night
Fri, 25-Dec 16:07 16:47 17:51 dawn 07:40 08:20 94 % 02:18 before dawn
Sat, 26-Dec 16:07 16:48 19:25 dawn 07:40 08:21 88 % 03:15 before dawn
Sun, 27-Dec 16:08 16:49 20:55 dawn 07:40 08:21 79 % 04:07 before dawn
Mon, 28-Dec 16:09 16:50 22:20 dawn 07:40 08:21 69 % 04:54
Tue, 29-Dec 16:10 16:51 23:41 dawn 07:40 08:21 58 % 05:40
Wed, 30-Dec 16:11 16:51 01:00 dawn 07:40 08:21 48 % 06:24
Thu, 31-Dec 16:12 16:52 02:17 dawn 07:40 08:21 38 % 07:09
Fri, 01-Jan 16:13 16:53 03:33 dawn 07:40 08:21 28 % 07:55
Sat, 02-Jan 16:14 16:54 04:48 dawn 07:40 08:21 20 % 08:43
Sun, 03-Jan 16:15 16:55 06:00 dawn 07:40 08:20 13 % 09:32
Mon, 04-Jan 16:16 16:56 07:03 dawn 07:40 08:20 7 % 10:23
Tue, 05-Jan 16:17 16:58 07:40 08:20 3 % 11:14
Wed, 06-Jan 16:19 16:59 07:39 08:19 1 %
Thu, 07-Jan 16:20 17:00 07:39 08:19 0 % 12:05
Fri, 08-Jan 16:21 17:01 07:39 08:18 1 % 12:53
Sat, 09-Jan 16:23 17:02 dusk 18:04 07:38 08:18 4 % 13:39
Sun, 10-Jan 16:24 17:04 dusk 19:17 07:38 08:17 9 % 14:23
Mon, 11-Jan 16:26 17:05 dusk 20:30 07:37 08:16 15 % 15:05
Tue, 12-Jan 16:27 17:06 dusk 21:42 07:36 08:16 22 % 15:46
Wed, 13-Jan 16:28 17:08 dusk 22:55 07:36 08:15 31 % 16:27
Thu, 14-Jan 16:30 17:09 dusk 00:11 07:35 08:14 41 % 17:10
Fri, 15-Jan 16:32 17:11 dusk 01:31 07:34 08:13 52 % 17:55
Sat, 16-Jan 16:33 17:12 dusk 02:55 07:34 08:12 62 % 18:45
Sun, 17-Jan 16:35 17:13 dusk 04:22 07:33 08:11 73 % 19:39
Mon, 18-Jan 16:36 17:15 dusk 05:45 07:32 08:10 83 % 20:39 after dusk
Tue, 19-Jan 16:38 17:16 dusk 06:54 07:31 08:09 91 % 21:44 after dusk
Wed, 20-Jan 16:40 17:18 dusk dawn 07:30 08:08 96 % 22:51 all night
Thu, 21-Jan 16:41 17:20 dusk dawn 07:29 08:07 100 % 23:56 all night
Fri, 22-Jan 16:43 17:21 dusk dawn 07:28 08:06 100 % 00:56 all night
Sat, 23-Jan 16:45 17:23 18:20 dawn 07:27 08:05 97 % 01:52 before dawn
Sun, 24-Jan 16:47 17:24 19:51 dawn 07:26 08:03 91 % 02:43 before dawn
Mon, 25-Jan 16:48 17:26 21:17 dawn 07:25 08:02 84 % 03:31 before dawn
Tue, 26-Jan 16:50 17:28 22:39 dawn 07:23 08:01 75 % 04:18
Wed, 27-Jan 16:52 17:29 00:00 dawn 07:22 07:59 65 % 05:04
Thu, 28-Jan 16:54 17:31 01:19 dawn 07:21 07:58 55 % 05:50
Fri, 29-Jan 16:56 17:33 02:36 dawn 07:19 07:56 45 % 06:38
Sat, 30-Jan 16:57 17:34 03:50 dawn 07:18 07:55 35 % 07:28
Sun, 31-Jan 16:59 17:36 04:56 dawn 07:17 07:53 26 % 08:18
Mon, 01-Feb 17:01 17:38 05:52 dawn 07:15 07:52 18 % 09:10
Tue, 02-Feb 17:03 17:39 06:35 dawn 07:14 07:50 12 % 10:00
Wed, 03-Feb 17:05 17:41 07:07 dawn 07:12 07:48 6 % 10:50
Thu, 04-Feb 17:07 17:43 07:11 07:47 3 % 11:37
Fri, 05-Feb 17:08 17:45 07:09 07:45 0 %
Sat, 06-Feb 17:10 17:46 07:08 07:43 0 % 12:21
Sun, 07-Feb 17:12 17:48 dusk 18:19 07:06 07:42 2 % 13:04
Mon, 08-Feb 17:14 17:50 dusk 19:32 07:04 07:40 5 % 13:46
Tue, 09-Feb 17:16 17:51 dusk 20:45 07:03 07:38 10 % 14:27
Wed, 10-Feb 17:18 17:53 dusk 22:00 07:01 07:36 17 % 15:09
Thu, 11-Feb 17:20 17:55 dusk 23:18 06:59 07:34 26 % 15:53
Fri, 12-Feb 17:21 17:57 dusk 00:39 06:57 07:32 36 % 16:40
Sat, 13-Feb 17:23 17:58 dusk 02:03 06:55 07:30 46 % 17:32
Sun, 14-Feb 17:25 18:00 dusk 03:25 06:54 07:29 58 % 18:28
Mon, 15-Feb 17:27 18:02 dusk 04:38 06:52 07:27 69 % 19:28
Tue, 16-Feb 17:29 18:04 dusk 05:35 06:50 07:25 79 % 20:32 after dusk
Wed, 17-Feb 17:31 18:05 dusk 06:16 06:48 07:23 88 % 21:36 after dusk
Thu, 18-Feb 17:33 18:07 dusk 06:44 06:46 07:21 94 % 22:37 after dusk
Fri, 19-Feb 17:34 18:09 dusk dawn 06:44 07:19 99 % 23:34 all night
Sat, 20-Feb 17:36 18:11 dusk dawn 06:42 07:17 100 % 00:28 all night
Sun, 21-Feb 17:38 18:12 18:43 dawn 06:40 07:14 98 % 01:18 before dawn
Mon, 22-Feb 17:40 18:14 20:09 dawn 06:38 07:12 94 % 02:06 before dawn
Tue, 23-Feb 17:42 18:16 21:33 dawn 06:36 07:10 88 % 02:54 before dawn
Wed, 24-Feb 17:44 18:18 22:55 dawn 06:34 07:08 80 % 03:41 before dawn
Thu, 25-Feb 17:45 18:19 00:15 dawn 06:32 07:06 71 % 04:30
Fri, 26-Feb 17:47 18:21 01:33 dawn 06:30 07:04 62 % 05:20
Sat, 27-Feb 17:49 18:23 02:44 dawn 06:28 07:02 52 % 06:11
Sun, 28-Feb 17:51 18:25 03:45 dawn 06:26 07:00 43 % 07:03
Mon, 01-Mar 17:53 18:26 04:33 dawn 06:24 06:57 33 % 07:54
Tue, 02-Mar 17:54 18:28 05:09 dawn 06:21 06:55 25 % 08:44
Wed, 03-Mar 17:56 18:30 05:35 dawn 06:19 06:53 17 % 09:32
Thu, 04-Mar 17:58 18:32 05:55 dawn 06:17 06:51 11 % 10:18
Fri, 05-Mar 18:00 18:33 06:10 dawn 06:15 06:49 5 % 11:01
Sat, 06-Mar 18:02 18:35 06:13 06:46 2 % 11:44
Sun, 07-Mar 18:03 18:37 06:11 06:44 0 %
Mon, 08-Mar 18:05 18:39 06:08 06:42 0 % 12:25

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.