The sun, month by month
Sunrise and sunset in London in August
On August 1 in London the sun rises at 05:24 and sets at 20:49; on day 31 it rises at 06:14 and sets at 19:47. Over the month the day gets 111 minutes shorter.
Where does the sun rise and set in London in August?
Mid-August in London: the sun rises in the northeast — a bearing of 66°, measured from true north — and sets in the northwest, at 294°. That is 24° north of due east at sunrise, and the same 24° north of due west at sunset. From the 1st to the last day of the month both points shift 17° south.
Approximate bearings: they can be a couple of degrees out. They are measured from true north, not the north a phone compass points to.
Day by day
All times are local to London. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 04:44 | 05:24 | 20:49 | 21:29 | 15 h 24 min |
| 2 | 04:46 | 05:26 | 20:47 | 21:27 | 15 h 21 min |
| 3 | 04:48 | 05:28 | 20:45 | 21:25 | 15 h 18 min |
| 4 | 04:49 | 05:29 | 20:43 | 21:23 | 15 h 14 min |
| 5 | 04:51 | 05:31 | 20:42 | 21:21 | 15 h 11 min |
| 6 | 04:53 | 05:32 | 20:40 | 21:19 | 15 h 08 min |
| 7 | 04:55 | 05:34 | 20:38 | 21:17 | 15 h 04 min |
| 8 | 04:57 | 05:36 | 20:36 | 21:15 | 15 h 01 min |
| 9 | 04:59 | 05:37 | 20:34 | 21:13 | 14 h 57 min |
| 10 | 05:00 | 05:39 | 20:32 | 21:11 | 14 h 54 min |
| 11 | 05:02 | 05:40 | 20:30 | 21:09 | 14 h 50 min |
| 12 | 05:04 | 05:42 | 20:28 | 21:06 | 14 h 46 min |
| 13 | 05:06 | 05:44 | 20:26 | 21:04 | 14 h 43 min |
| 14 | 05:08 | 05:45 | 20:24 | 21:02 | 14 h 39 min |
| 15 | 05:10 | 05:47 | 20:22 | 21:00 | 14 h 35 min |
| 16 | 05:11 | 05:49 | 20:20 | 20:58 | 14 h 32 min |
| 17 | 05:13 | 05:50 | 20:18 | 20:55 | 14 h 28 min |
| 18 | 05:15 | 05:52 | 20:16 | 20:53 | 14 h 24 min |
| 19 | 05:17 | 05:54 | 20:14 | 20:51 | 14 h 20 min |
| 20 | 05:19 | 05:55 | 20:12 | 20:48 | 14 h 17 min |
| 21 | 05:21 | 05:57 | 20:10 | 20:46 | 14 h 13 min |
| 22 | 05:22 | 05:59 | 20:07 | 20:44 | 14 h 09 min |
| 23 | 05:24 | 06:00 | 20:05 | 20:41 | 14 h 05 min |
| 24 | 05:26 | 06:02 | 20:03 | 20:39 | 14 h 01 min |
| 25 | 05:28 | 06:04 | 20:01 | 20:37 | 13 h 57 min |
| 26 | 05:30 | 06:05 | 19:59 | 20:34 | 13 h 53 min |
| 27 | 05:32 | 06:07 | 19:56 | 20:32 | 13 h 49 min |
| 28 | 05:33 | 06:09 | 19:54 | 20:29 | 13 h 45 min |
| 29 | 05:35 | 06:10 | 19:52 | 20:27 | 13 h 41 min |
| 30 | 05:37 | 06:12 | 19:49 | 20:24 | 13 h 37 min |
| 31 | 05:39 | 06:14 | 19:47 | 20:22 | 13 h 34 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in August?
In August, the typical synthesis window in London runs from 10:00 to 17:00: with medium skin and a t-shirt, ~10 min at the best moment is enough.
See the London vitamin D guideCommon questions about the sun in London in August
- Where does the sun set in London in August?
- Mid-August in London: the sun sets in the northwest, a bearing of 294° measured from true north, which is 24° north of due west. It rises in the northeast, at 66°. Over the month both points shift 17° south.
- How much daylight does London lose in August?
- Over August the day gets 111 minutes shorter in London: on August 1 the sun rises at 05:24 and sets at 20:49, and on day 31 it rises at 06:14 and sets at 19:47.
- How many hours of daylight does London get in August?
- In mid-August the day lasts 14 h 35 min in London, from sunrise at 05:47 to sunset at 20:22. The table has the day length for each of the 31 days of the month.
- What time does it start to get light in London in August?
- In mid-August the sky starts to get light at 05:10 in London, when the sun is 6° below the horizon, and the sun itself does not rise until 05:47. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in London in August?
- It's not the same time as sunset. In mid-August in London the sun sets at 20:22, but there is still light: civil twilight does not end until 21:00, when the sun reaches 6° below the horizon and usable outdoor light runs out. The “Dusk” column of the table gives that time day by day.
- What time of day can you make vitamin D in London in August?
- In mid-August, between 10:00 and 17:00: that is the stretch of the day when the UV index reaches 3 in London, the minimum for the skin to make vitamin D. At the best moment of the day about 10 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.