The sun, month by month
Sunrise and sunset in Dublin in August
On August 1 in Dublin the sun rises at 05:42 and sets at 21:21; on day 31 it rises at 06:35 and sets at 20:15. Over the month the day gets 119 minutes shorter.
Where does the sun rise and set in Dublin in August?
Mid-August in Dublin: the sun rises in the northeast — a bearing of 65°, measured from true north — and sets in the northwest, at 295°. That is 25° north of due east at sunrise, and the same 25° north of due west at sunset. From the 1st to the last day of the month both points shift 18° 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 Dublin. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 04:58 | 05:42 | 21:21 | 22:04 | 15 h 39 min |
| 2 | 05:00 | 05:43 | 21:19 | 22:02 | 15 h 35 min |
| 3 | 05:02 | 05:45 | 21:17 | 22:00 | 15 h 32 min |
| 4 | 05:04 | 05:47 | 21:15 | 21:57 | 15 h 28 min |
| 5 | 05:06 | 05:48 | 21:13 | 21:55 | 15 h 25 min |
| 6 | 05:08 | 05:50 | 21:11 | 21:53 | 15 h 21 min |
| 7 | 05:10 | 05:52 | 21:09 | 21:51 | 15 h 17 min |
| 8 | 05:12 | 05:54 | 21:07 | 21:48 | 15 h 13 min |
| 9 | 05:14 | 05:55 | 21:05 | 21:46 | 15 h 10 min |
| 10 | 05:16 | 05:57 | 21:03 | 21:44 | 15 h 06 min |
| 11 | 05:18 | 05:59 | 21:01 | 21:41 | 15 h 02 min |
| 12 | 05:21 | 06:01 | 20:59 | 21:39 | 14 h 58 min |
| 13 | 05:23 | 06:03 | 20:57 | 21:37 | 14 h 54 min |
| 14 | 05:25 | 06:04 | 20:54 | 21:34 | 14 h 50 min |
| 15 | 05:27 | 06:06 | 20:52 | 21:32 | 14 h 46 min |
| 16 | 05:29 | 06:08 | 20:50 | 21:29 | 14 h 42 min |
| 17 | 05:31 | 06:10 | 20:48 | 21:27 | 14 h 38 min |
| 18 | 05:33 | 06:12 | 20:46 | 21:24 | 14 h 34 min |
| 19 | 05:35 | 06:13 | 20:43 | 21:22 | 14 h 30 min |
| 20 | 05:37 | 06:15 | 20:41 | 21:19 | 14 h 26 min |
| 21 | 05:39 | 06:17 | 20:39 | 21:17 | 14 h 22 min |
| 22 | 05:41 | 06:19 | 20:36 | 21:14 | 14 h 18 min |
| 23 | 05:43 | 06:21 | 20:34 | 21:12 | 14 h 13 min |
| 24 | 05:45 | 06:22 | 20:32 | 21:09 | 14 h 09 min |
| 25 | 05:47 | 06:24 | 20:29 | 21:07 | 14 h 05 min |
| 26 | 05:49 | 06:26 | 20:27 | 21:04 | 14 h 01 min |
| 27 | 05:51 | 06:28 | 20:25 | 21:02 | 13 h 57 min |
| 28 | 05:53 | 06:30 | 20:22 | 20:59 | 13 h 53 min |
| 29 | 05:55 | 06:31 | 20:20 | 20:57 | 13 h 48 min |
| 30 | 05:57 | 06:33 | 20:17 | 20:54 | 13 h 44 min |
| 31 | 05:58 | 06:35 | 20:15 | 20:51 | 13 h 40 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 Dublin runs from 11:00 to 17:00: with medium skin and a t-shirt, ~10 min at the best moment is enough.
See the Dublin vitamin D guideCommon questions about the sun in Dublin in August
- Where does the sun set in Dublin in August?
- Mid-August in Dublin: the sun sets in the northwest, a bearing of 295° measured from true north, which is 25° north of due west. It rises in the northeast, at 65°. Over the month both points shift 18° south.
- How much daylight does Dublin lose in August?
- Over August the day gets 119 minutes shorter in Dublin: on August 1 the sun rises at 05:42 and sets at 21:21, and on day 31 it rises at 06:35 and sets at 20:15.
- How many hours of daylight does Dublin get in August?
- In mid-August the day lasts 14 h 46 min in Dublin, from sunrise at 06:06 to sunset at 20:52. The table has the day length for each of the 31 days of the month.
- What time does it start to get light in Dublin in August?
- In mid-August the sky starts to get light at 05:27 in Dublin, when the sun is 6° below the horizon, and the sun itself does not rise until 06:06. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in Dublin in August?
- It's not the same time as sunset. In mid-August in Dublin the sun sets at 20:52, but there is still light: civil twilight does not end until 21:32, 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 Dublin in August?
- In mid-August, between 11:00 and 17:00: that is the stretch of the day when the UV index reaches 3 in Dublin, 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.