Llantwit Major to Ogmore or Porthcawl (Wales Coast Path) Walk

Glamorgan Heritage Coast : Llantwit Major beach, St Donat's Bay, Nash Point lighthouse, Traeth Mawr beach, Southendown (Dunraven Bay), Ogmore-by-Sea

Hiking weather forecast

Glamorgan hourly weather (Visual Crossing)

Sunset: 20:30. Dusk: 21:08. Dark: 21:56. Moon not visible

Updated: Sun, 27-Apr at 14:39

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% 0% 0% 0%
Mon, 28 Apr 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Tue, 29 Apr 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Wed, 30 Apr 0% 0% 0% 0% 0% 0% 0% 0% 7% 7% 7% 7% 7% 7% 0% 0%
Thu, 01 May 0% 0% 7% 7% 7% 7% 7% 7% 36% 36% 36% 36% 36% 36% 13% 13%
Fri, 02 May 0% 0% 0% 0% 0% 0% 0% 0% 3% 3% 3% 3% 3% 3% 13% 13%
Sat, 03 May 19% 19% 32% 32% 32% 32% 32% 32% 32% 32% 32% 32% 32% 32% 19% 19%
Sun, 04 May 29% 29% 36% 36% 36% 36% 36% 36% 36% 36% 36% 36% 36% 36% 26% 26%
Mon, 05 May 13% 13% 19% 19% 19% 19% 19% 19% 26% 26% 26% 26% 26% 26% 7% 7%
Tue, 06 May 13% 13% 7% 7% 7% 7% 7% 7% 10% 10% 10% 10% 10% 10% 3% 3%
Wed, 07 May 10% 10% 13% 13% 13% 13% 13% 13% 26% 26% 26% 26% 26% 26% 7% 7%
Thu, 08 May 13% 13% 19% 19% 19% 19% 19% 19% 26% 26% 26% 26% 26% 26% 16% 16%
Fri, 09 May 16% 16% 16% 16% 16% 16% 16% 16% 26% 26% 26% 26% 26% 26% 7% 7%
Sat, 10 May 0% 0% 7% 7% 7% 7% 7% 7% 13% 13% 13% 13% 13% 13% 3% 3%
Sun, 11 May 7% 7% 3% 3% 3% 3% 3% 3% 26% 26% 26% 26% 26% 26% 16% 16%

Percentages are the chance of rain.

Weather data by Visual Crossing

Glamorgan hourly weather (Open Meteo)

Sunset: 20:30. Dusk: 21:08. Dark: 21:56. Moon not visible

Updated: Sun, 27-Apr at 14:37

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%
Mon, 28 Apr 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Tue, 29 Apr 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Wed, 30 Apr 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Thu, 01 May 0% 0% 1% 1% 2% 3% 4% 4% 3% 3% 2% 3% 4% 4% 3% 1%
Fri, 02 May 2% 2% 2% 1% 0% 0% 0% 0% 1% 2% 2% 2% 1% 0% 0% 0%
Sat, 03 May 0% 0% 0% 1% 1% 1% 2% 2% 2% 3% 3% 3% 4% 4% 4% 5%
Sun, 04 May 8% 8% 8% 7% 7% 7% 6% 6% 6% 7% 7% 7% 8% 8% 8% 8%
Mon, 05 May 5% 6% 8% 10% 12% 14% 15% 16% 15% 13% 11% 9% 6% 4% 3% 3%
Tue, 06 May 3% 4% 6% 9% 12% 15% 18% 20% 20% 19% 18% 17% 15% 14% 13% 12%
Wed, 07 May 13% 14% 16% 17% 19% 21% 23% 24% 25% 25% 25% 25% 25% 24% 22% 20%
Thu, 08 May 13% 14% 15% 17% 19% 21% 23% 24% 24% 24% 23% 22% 21% 20% 18% 17%
Fri, 09 May 9% 10% 11% 13% 15% 17% 19% 20% 21% 22% 22% 22% 22% 22% 21% 19%
Sat, 10 May 18% 20% 22% 25% 27% 29% 31% 33% 34% 35% 36% 36% 36% 35% 32% 27%
Sun, 11 May 5% 6% 7% 9% 11% 13% 14% 16% 17% 18% 19% 20% 20% 20% 19% 17%
Mon, 12 May 8% 10% 10% 10% 10% 10% 11% 13% 17% 23% 28% 33% 37% 39% 36% 30%

Percentages are the chance of rain.

Weather data by Open-Meteo

Glamorgan hourly weather (Met Office)

Sunset: 20:30. Dusk: 21:08. Dark: 21:56. Moon not visible

Updated: Sun, 27-Apr at 14:00

06 09 12 15 18 21
Today 0% 4% 5%
Mon, 28 Apr 0% 0% 0% 0% 0% 0%
Tue, 29 Apr 0% 0% 0% 0% 0% 0%
Wed, 30 Apr 0% 0% 0% 0% 0% 0%
Thu, 01 May 0% 0% 0% 0% 2% 2%
Fri, 02 May 2% 2% 1% 1% 1% 2%
Sat, 03 May 3% 6% 3% 4% 3% 5%
Sun, 04 May 5% 7% 6%

Percentages are the chance of rain.

Weather data by Met Office

Regional weather (Met Office)

Sunset: 20:30. Dusk: 21:08. Dark: 21:56. Moon not visible

Updated: Sun, 27-Apr at 14:38

Wales

Warm with sunny spells, especially in the southeast.

  • Early mist and fog soon lifting, leaving a widely dry and fine day
  • Plenty of warm sunshine, with temperatures higher than on Saturday
  • Breezy and slightly cloudier though in the far north and west, with an isolated spot of drizzle
  • Maximum Temperature 18C

Tonight:

  • Some cloud lingering in the far west and northwest overnight, but dry with clear spells developing further south and east
  • Remaining frost-free with patchy fog forming by dawn
  • Minimum Temperature 7C

Monday:

  • A warm and sunny day with any early morning low cloud or fog quick to clear
  • Plenty of clear, blue skies by the afternoon, and feeling warm in the sunshine
  • Maximum Temperature 20C

Outlook for Tuesday to Thursday:

  • Increasingly warm through the week as high pressure continues to build across the country
  • Plenty of clear, sunny spells by day with temperatures well above average

UK Day 6-7 and week 2

  • Following a widely fine and very warm spell through the week, temperatures are most likely to return back closer to average from the north during Friday
  • Whilst a little rain is possible during this transition, most areas remaining largely dry
  • Largely fine but cooler conditions are then most likely over the weekend
  • However, likely cloudier and breezier at times across some northern areas with a chance of rain
  • Into the following week, conditions will probably turn more changeable overall, with dry, settled periods interspersed with some spells of wetter weather
  • This will bring some showers or longer spells of rain at times, which could be heavy and thundery in places
  • Temperatures will likely be around average

UK Week 3 and 4

  • Fairly typical spring weather is expected during this part of May
  • Periods of fine and dry weather are likely to be interspersed with spells of wetter, more unsettled weather, with a risk of heavy rain and thunderstorms in places
  • Temperatures will most likely be near or slightly above average overall

Weather data by Met Office

Glamorgan Air Quality (Pollen and UV)

Updated: Sun, 27-Apr at 14:37

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 UV       air q UV       air q         air q         air q        
Mon, 28 Apr air q       grass air q       grass air q     birch grass air q     birch grass air q   alder birch grass air q   alder birch grass air q   alder birch grass air q UV alder birch grass air q UV alder birch grass air q UV alder birch   air q UV alder birch   air q UV alder birch   air q UV alder birch   air q UV   birch   air q UV   birch   air q UV   birch   air q UV   birch   air q UV   birch   air q UV   birch grass air q UV   birch grass air q UV   birch grass air q     birch grass air q     birch grass air q     birch grass
Tue, 29 Apr air q     birch grass air q     birch grass air q     birch grass air q     birch grass air q     birch grass air q     birch grass air q     birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q     birch grass air q     birch grass air q     birch grass
Wed, 30 Apr air q     birch grass air q     birch grass air q     birch grass air q     birch grass air q     birch grass air q     birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q UV   birch grass air q     birch grass air q     birch grass air q     birch grass

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

Glamorgan Visibility

Updated: Sun, 27-Apr at 14:37

06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21
Today 27km 50km 28km 28km 28km 24km 18km 15km
Mon, 28 Apr 8km 3km 13km 22km 28km 29km 50km 31km 33km 35km 37km 38km 38km 33km 31km 50km
Tue, 29 Apr 50km 50km 50km 50km 50km 50km 50km 36km 38km 50km 40km 41km 38km 50km 50km 50km
Wed, 30 Apr 33km 31km 33km 59km 65km 74km 76km 76km 77km 78km 78km 79km 79km 80km 76km 73km
Thu, 01 May 23km 23km 38km 53km 69km 70km 71km 72km 74km 75km 77km 77km 77km 77km 67km 56km

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

Glamorgan daylight

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

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.

Glamorgan moonlight

Moonlight chart for walking at night.

Night of Sunset Dusk Moon Visible Dawn Sunrise Phase % Full Max. Ht. Night Walk
Sun, 27-Apr 20:30 21:08 05:13 05:51 0 % 12:49
Mon, 28-Apr 20:32 21:10 dusk 22:15 05:11 05:49 2 % 13:47
Tue, 29-Apr 20:34 21:12 dusk 23:48 05:09 05:47 7 % 14:49
Wed, 30-Apr 20:35 21:13 dusk 01:07 05:07 05:45 14 % 15:53
Thu, 01-May 20:37 21:15 dusk 02:06 05:05 05:43 23 % 16:57
Fri, 02-May 20:38 21:17 dusk 02:45 05:03 05:42 33 % 17:58
Sat, 03-May 20:40 21:19 dusk 03:11 05:01 05:40 44 % 18:53
Sun, 04-May 20:42 21:21 dusk 03:29 04:59 05:38 54 % 19:44
Mon, 05-May 20:43 21:23 dusk 03:43 04:57 05:36 64 % 20:29
Tue, 06-May 20:45 21:24 dusk 03:54 04:55 05:35 73 % 21:11
Wed, 07-May 20:46 21:26 dusk 04:04 04:53 05:33 81 % 21:51 after dusk
Thu, 08-May 20:48 21:28 dusk 04:13 04:51 05:31 88 % 22:30 after dusk
Fri, 09-May 20:50 21:30 dusk 04:23 04:49 05:30 93 % 23:10 after dusk
Sat, 10-May 20:51 21:32 dusk 04:35 04:48 05:28 97 % 23:50 after dusk
Sun, 11-May 20:53 21:33 dusk dawn 04:46 05:26 99 % 00:33 all night
Mon, 12-May 20:54 21:35 dusk dawn 04:44 05:25 100 % 01:19 all night
Tue, 13-May 20:56 21:37 22:33 dawn 04:42 05:23 98 % 02:08 before dawn
Wed, 14-May 20:57 21:39 23:41 dawn 04:40 05:22 95 % 03:00 before dawn
Thu, 15-May 20:59 21:40 00:39 dawn 04:39 05:20 90 % 03:53 before dawn
Fri, 16-May 21:00 21:42 01:23 dawn 04:37 05:19 84 % 04:47 before dawn
Sat, 17-May 21:02 21:44 01:55 dawn 04:35 05:17 76 % 05:40 before dawn
Sun, 18-May 21:03 21:46 02:18 dawn 04:34 05:16 66 % 06:31
Mon, 19-May 21:05 21:47 02:35 dawn 04:32 05:15 56 % 07:19
Tue, 20-May 21:06 21:49 02:50 dawn 04:31 05:14 45 % 08:07
Wed, 21-May 21:07 21:50 03:02 dawn 04:29 05:12 34 % 08:54
Thu, 22-May 21:09 21:52 03:14 dawn 04:28 05:11 24 % 09:43
Fri, 23-May 21:10 21:54 03:28 dawn 04:26 05:10 14 % 10:33
Sat, 24-May 21:11 21:55 03:44 dawn 04:25 05:09 7 % 11:28
Sun, 25-May 21:13 21:57 04:24 05:08 2 %
Mon, 26-May 21:14 21:58 04:23 05:07 0 % 12:28
Tue, 27-May 21:15 22:00 dusk 22:40 04:21 05:06 1 % 13:31
Wed, 28-May 21:17 22:01 dusk 23:50 04:20 05:05 5 % 14:37
Thu, 29-May 21:18 22:03 dusk 00:39 04:19 05:04 11 % 15:41
Fri, 30-May 21:19 22:04 dusk 01:12 04:18 05:03 19 % 16:41
Sat, 31-May 21:20 22:05 dusk 01:33 04:17 05:02 28 % 17:35
Sun, 01-Jun 21:21 22:07 dusk 01:49 04:16 05:02 38 % 18:24
Mon, 02-Jun 21:22 22:08 dusk 02:01 04:15 05:01 48 % 19:08
Tue, 03-Jun 21:23 22:09 dusk 02:11 04:14 05:00 58 % 19:49
Wed, 04-Jun 21:24 22:10 dusk 02:21 04:14 05:00 67 % 20:29
Thu, 05-Jun 21:25 22:11 dusk 02:31 04:13 04:59 76 % 21:08 after dusk
Fri, 06-Jun 21:26 22:12 dusk 02:42 04:12 04:58 83 % 21:49 after dusk
Sat, 07-Jun 21:27 22:13 dusk 02:56 04:11 04:58 90 % 22:31 after dusk
Sun, 08-Jun 21:28 22:14 dusk 03:14 04:11 04:58 95 % 23:16 after dusk
Mon, 09-Jun 21:28 22:15 dusk 03:39 04:10 04:57 98 % 00:04 after dusk
Tue, 10-Jun 21:29 22:16 dusk dawn 04:10 04:57 100 % 00:55 all night
Wed, 11-Jun 21:30 22:17 22:33 dawn 04:10 04:57 99 % 01:48 before dawn
Thu, 12-Jun 21:30 22:18 23:22 dawn 04:09 04:56 97 % 02:43 before dawn
Fri, 13-Jun 21:31 22:18 23:57 dawn 04:09 04:56 93 % 03:36 before dawn
Sat, 14-Jun 21:32 22:19 00:23 dawn 04:09 04:56 87 % 04:28 before dawn
Sun, 15-Jun 21:32 22:19 00:42 dawn 04:09 04:56 79 % 05:17 before dawn
Mon, 16-Jun 21:33 22:20 00:56 dawn 04:09 04:56 70 % 06:04
Tue, 17-Jun 21:33 22:20 01:09 dawn 04:09 04:56 60 % 06:50
Wed, 18-Jun 21:33 22:21 01:21 dawn 04:09 04:56 48 % 07:37
Thu, 19-Jun 21:34 22:21 01:33 dawn 04:09 04:56 37 % 08:25
Fri, 20-Jun 21:34 22:21 01:48 dawn 04:09 04:57 26 % 09:16
Sat, 21-Jun 21:34 22:22 02:07 dawn 04:09 04:57 17 % 10:12
Sun, 22-Jun 21:34 22:22 02:33 dawn 04:10 04:57 9 % 11:12
Mon, 23-Jun 21:34 22:22 04:10 04:57 3 %
Tue, 24-Jun 21:34 22:22 04:08 dawn 04:10 04:58 1 % 12:16
Wed, 25-Jun 21:34 22:22 dusk 22:28 04:11 04:58 1 % 13:21
Thu, 26-Jun 21:34 22:22 dusk 23:08 04:11 04:59 3 % 14:24
Fri, 27-Jun 21:34 22:21 dusk 23:35 04:12 04:59 8 % 15:22
Sat, 28-Jun 21:34 22:21 dusk 23:53 04:13 05:00 15 % 16:14
Sun, 29-Jun 21:34 22:21 dusk 00:07 04:13 05:01 23 % 17:01
Mon, 30-Jun 21:34 22:21 dusk 00:18 04:14 05:01 32 % 17:44
Tue, 01-Jul 21:33 22:20 dusk 00:28 04:15 05:02 42 % 18:25
Wed, 02-Jul 21:33 22:20 dusk 00:38 04:16 05:03 52 % 19:05
Thu, 03-Jul 21:32 22:19 dusk 00:49 04:17 05:03 61 % 19:45
Fri, 04-Jul 21:32 22:18 dusk 01:02 04:18 05:04 70 % 20:27
Sat, 05-Jul 21:31 22:18 dusk 01:18 04:19 05:05 78 % 21:11 after dusk
Sun, 06-Jul 21:31 22:17 dusk 01:40 04:20 05:06 85 % 21:58 after dusk
Mon, 07-Jul 21:30 22:16 dusk 02:12 04:21 05:07 92 % 22:48 after dusk
Tue, 08-Jul 21:30 22:15 dusk 02:56 04:22 05:08 96 % 23:41 after dusk
Wed, 09-Jul 21:29 22:14 dusk 03:56 04:23 05:09 99 % 00:36 after dusk
Thu, 10-Jul 21:28 22:13 dusk dawn 04:25 05:10 100 % 01:30 all night
Fri, 11-Jul 21:27 22:12 22:27 dawn 04:26 05:11 99 % 02:23 before dawn
Sat, 12-Jul 21:27 22:11 22:48 dawn 04:27 05:12 95 % 03:14 before dawn
Sun, 13-Jul 21:26 22:10 23:04 dawn 04:29 05:13 90 % 04:02 before dawn
Mon, 14-Jul 21:25 22:09 23:17 dawn 04:30 05:15 82 % 04:49 before dawn
Tue, 15-Jul 21:24 22:08 23:29 dawn 04:32 05:16 73 % 05:35
Wed, 16-Jul 21:23 22:07 23:41 dawn 04:33 05:17 62 % 06:22
Thu, 17-Jul 21:22 22:05 23:54 dawn 04:34 05:18 51 % 07:11
Fri, 18-Jul 21:20 22:04 00:10 dawn 04:36 05:20 39 % 08:04
Sat, 19-Jul 21:19 22:03 00:33 dawn 04:37 05:21 29 % 09:01
Sun, 20-Jul 21:18 22:01 01:05 dawn 04:39 05:22 19 % 10:02
Mon, 21-Jul 21:17 22:00 01:53 dawn 04:41 05:23 11 % 11:05
Tue, 22-Jul 21:16 21:58 04:42 05:25 5 %
Wed, 23-Jul 21:14 21:57 04:20 dawn 04:44 05:26 1 % 12:08
Thu, 24-Jul 21:13 21:55 04:45 05:28 0 % 13:08
Fri, 25-Jul 21:11 21:53 dusk 21:56 04:47 05:29 2 % 14:02
Sat, 26-Jul 21:10 21:52 dusk 22:12 04:49 05:30 5 % 14:52
Sun, 27-Jul 21:09 21:50 dusk 22:24 04:50 05:32 11 % 15:37
Mon, 28-Jul 21:07 21:48 dusk 22:35 04:52 05:33 18 % 16:20
Tue, 29-Jul 21:06 21:46 dusk 22:45 04:54 05:35 26 % 17:00
Wed, 30-Jul 21:04 21:45 dusk 22:55 04:56 05:36 35 % 17:41
Thu, 31-Jul 21:02 21:43 dusk 23:07 04:57 05:38 45 % 18:22
Fri, 01-Aug 21:01 21:41 dusk 23:22 04:59 05:39 54 % 19:05
Sat, 02-Aug 20:59 21:39 dusk 23:41 05:01 05:41 64 % 19:50
Sun, 03-Aug 20:57 21:37 dusk 00:08 05:03 05:42 72 % 20:39
Mon, 04-Aug 20:56 21:35 dusk 00:47 05:04 05:44 81 % 21:31 after dusk
Tue, 05-Aug 20:54 21:33 dusk 01:40 05:06 05:45 88 % 22:25 after dusk
Wed, 06-Aug 20:52 21:31 dusk 02:49 05:08 05:47 94 % 23:20 after dusk
Thu, 07-Aug 20:50 21:29 dusk 04:08 05:10 05:49 98 % 00:14 after dusk
Fri, 08-Aug 20:49 21:27 dusk dawn 05:11 05:50 100 % 01:06 all night
Sat, 09-Aug 20:47 21:25 dusk dawn 05:13 05:52 99 % 01:57 all night
Sun, 10-Aug 20:45 21:23 21:24 dawn 05:15 05:53 97 % 02:45 before dawn
Mon, 11-Aug 20:43 21:21 21:36 dawn 05:17 05:55 92 % 03:32 before dawn
Tue, 12-Aug 20:41 21:19 21:48 dawn 05:18 05:56 84 % 04:19 before dawn
Wed, 13-Aug 20:39 21:17 22:01 dawn 05:20 05:58 75 % 05:08 before dawn
Thu, 14-Aug 20:37 21:15 22:17 dawn 05:22 05:59 64 % 06:00
Fri, 15-Aug 20:35 21:12 22:37 dawn 05:24 06:01 53 % 06:55
Sat, 16-Aug 20:33 21:10 23:05 dawn 05:26 06:03 42 % 07:54
Sun, 17-Aug 20:31 21:08 23:47 dawn 05:27 06:04 31 % 08:56
Mon, 18-Aug 20:29 21:06 00:45 dawn 05:29 06:06 21 % 09:58
Tue, 19-Aug 20:27 21:04 02:00 dawn 05:31 06:07 12 % 10:57
Wed, 20-Aug 20:25 21:01 03:24 dawn 05:33 06:09 6 % 11:53
Thu, 21-Aug 20:23 20:59 05:34 06:11 2 %
Fri, 22-Aug 20:21 20:57 05:36 06:12 0 % 12:44
Sat, 23-Aug 20:19 20:55 05:38 06:14 1 % 13:30
Sun, 24-Aug 20:17 20:52 05:40 06:15 3 % 14:14
Mon, 25-Aug 20:15 20:50 dusk 20:52 05:41 06:17 7 % 14:55
Tue, 26-Aug 20:12 20:48 dusk 21:02 05:43 06:19 13 % 15:36
Wed, 27-Aug 20:10 20:46 dusk 21:13 05:45 06:20 21 % 16:17
Thu, 28-Aug 20:08 20:43 dusk 21:27 05:46 06:22 29 % 16:59
Fri, 29-Aug 20:06 20:41 dusk 21:44 05:48 06:23 38 % 17:43
Sat, 30-Aug 20:04 20:39 dusk 22:07 05:50 06:25 47 % 18:31
Sun, 31-Aug 20:01 20:36 dusk 22:40 05:52 06:26 57 % 19:21
Mon, 01-Sep 19:59 20:34 dusk 23:27 05:53 06:28 66 % 20:13
Tue, 02-Sep 19:57 20:32 dusk 00:28 05:55 06:30 75 % 21:08 after dusk
Wed, 03-Sep 19:55 20:29 dusk 01:43 05:57 06:31 83 % 22:02 after dusk
Thu, 04-Sep 19:53 20:27 dusk 03:05 05:58 06:33 91 % 22:55 after dusk
Fri, 05-Sep 19:50 20:25 dusk 04:30 06:00 06:34 96 % 23:46 after dusk
Sat, 06-Sep 19:48 20:22 dusk 05:56 06:02 06:36 99 % 00:35 after dusk
Sun, 07-Sep 19:46 20:20 dusk dawn 06:03 06:38 100 % 01:24 all night
Mon, 08-Sep 19:43 20:17 dusk dawn 06:05 06:39 98 % 02:12 all night
Tue, 09-Sep 19:41 20:15 dusk dawn 06:07 06:41 93 % 03:02 all night
Wed, 10-Sep 19:39 20:13 20:23 dawn 06:08 06:42 86 % 03:54 before dawn
Thu, 11-Sep 19:37 20:10 20:42 dawn 06:10 06:44 77 % 04:50 before dawn
Fri, 12-Sep 19:34 20:08 21:07 dawn 06:12 06:45 67 % 05:49
Sat, 13-Sep 19:32 20:06 21:45 dawn 06:13 06:47 56 % 06:50
Sun, 14-Sep 19:30 20:03 22:38 dawn 06:15 06:49 44 % 07:52
Mon, 15-Sep 19:27 20:01 23:48 dawn 06:17 06:50 33 % 08:52
Tue, 16-Sep 19:25 19:59 01:09 dawn 06:18 06:52 24 % 09:48
Wed, 17-Sep 19:23 19:56 02:32 dawn 06:20 06:53 15 % 10:39
Thu, 18-Sep 19:21 19:54 03:53 dawn 06:22 06:55 8 % 11:26
Fri, 19-Sep 19:18 19:52 06:23 06:57 4 %
Sat, 20-Sep 19:16 19:49 06:25 06:58 1 % 12:10
Sun, 21-Sep 19:14 19:47 06:27 07:00 0 % 12:52
Mon, 22-Sep 19:11 19:45 06:28 07:01 1 % 13:32
Tue, 23-Sep 19:09 19:42 06:30 07:03 4 % 14:13
Wed, 24-Sep 19:07 19:40 06:31 07:05 9 % 14:55
Thu, 25-Sep 19:04 19:38 dusk 19:49 06:33 07:06 15 % 15:38
Fri, 26-Sep 19:02 19:35 dusk 20:10 06:35 07:08 23 % 16:24
Sat, 27-Sep 19:00 19:33 dusk 20:38 06:36 07:09 31 % 17:13
Sun, 28-Sep 18:58 19:31 dusk 21:18 06:38 07:11 40 % 18:04
Mon, 29-Sep 18:55 19:28 dusk 22:13 06:40 07:13 50 % 18:57
Tue, 30-Sep 18:53 19:26 dusk 23:21 06:41 07:14 60 % 19:50
Wed, 01-Oct 18:51 19:24 dusk 00:38 06:43 07:16 69 % 20:42
Thu, 02-Oct 18:49 19:22 dusk 02:00 06:44 07:18 79 % 21:33 after dusk
Fri, 03-Oct 18:46 19:19 dusk 03:25 06:46 07:19 87 % 22:23 after dusk
Sat, 04-Oct 18:44 19:17 dusk 04:50 06:48 07:21 93 % 23:11 after dusk
Sun, 05-Oct 18:42 19:15 dusk 06:17 06:49 07:23 98 % 00:00 after dusk
Mon, 06-Oct 18:40 19:13 dusk dawn 06:51 07:24 100 % 00:50 all night
Tue, 07-Oct 18:37 19:11 dusk dawn 06:53 07:26 99 % 01:42 all night
Wed, 08-Oct 18:35 19:08 dusk dawn 06:54 07:28 95 % 02:38 all night
Thu, 09-Oct 18:33 19:06 19:09 dawn 06:56 07:29 89 % 03:37 before dawn
Fri, 10-Oct 18:31 19:04 19:42 dawn 06:57 07:31 80 % 04:40 before dawn
Sat, 11-Oct 18:29 19:02 20:31 dawn 06:59 07:33 70 % 05:44
Sun, 12-Oct 18:26 19:00 21:37 dawn 07:01 07:34 59 % 06:46
Mon, 13-Oct 18:24 18:58 22:57 dawn 07:02 07:36 48 % 07:44
Tue, 14-Oct 18:22 18:56 00:20 dawn 07:04 07:38 37 % 08:37
Wed, 15-Oct 18:20 18:53 01:42 dawn 07:06 07:39 27 % 09:24
Thu, 16-Oct 18:18 18:51 03:00 dawn 07:07 07:41 19 % 10:09
Fri, 17-Oct 18:16 18:49 04:15 dawn 07:09 07:43 12 % 10:50
Sat, 18-Oct 18:14 18:47 05:27 dawn 07:10 07:44 6 % 11:31
Sun, 19-Oct 18:11 18:45 07:12 07:46 2 %
Mon, 20-Oct 18:09 18:43 07:14 07:48 0 % 12:11
Tue, 21-Oct 18:07 18:41 07:15 07:50 0 % 12:52
Wed, 22-Oct 18:05 18:39 07:17 07:51 2 % 13:35
Thu, 23-Oct 18:03 18:38 07:19 07:53 5 % 14:20

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!

Glamorgan weather (Accuweather)

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