The sun, month by month
Sunrise and sunset in Seattle in May
On May 1 in Seattle the sun rises at 05:53 and sets at 20:20; on day 31 it rises at 05:16 and sets at 20:57. Over the month the day grows 75 minutes longer.
Sunrise05:32
Sunset20:39
Golden hour19:54–20:39
Day length15 h 06 min
Day by day
All times are local to Seattle. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 05:19 | 05:53 | 20:20 | 20:54 | 14 h 26 min |
| 2 | 05:17 | 05:52 | 20:21 | 20:55 | 14 h 29 min |
| 3 | 05:15 | 05:50 | 20:22 | 20:57 | 14 h 32 min |
| 4 | 05:14 | 05:48 | 20:24 | 20:59 | 14 h 35 min |
| 5 | 05:12 | 05:47 | 20:25 | 21:00 | 14 h 38 min |
| 6 | 05:10 | 05:45 | 20:27 | 21:02 | 14 h 41 min |
| 7 | 05:08 | 05:44 | 20:28 | 21:03 | 14 h 44 min |
| 8 | 05:07 | 05:42 | 20:29 | 21:05 | 14 h 47 min |
| 9 | 05:05 | 05:41 | 20:31 | 21:06 | 14 h 50 min |
| 10 | 05:03 | 05:39 | 20:32 | 21:08 | 14 h 53 min |
| 11 | 05:02 | 05:38 | 20:33 | 21:09 | 14 h 56 min |
| 12 | 05:00 | 05:36 | 20:35 | 21:11 | 14 h 58 min |
| 13 | 04:59 | 05:35 | 20:36 | 21:12 | 15 h 01 min |
| 14 | 04:57 | 05:34 | 20:37 | 21:14 | 15 h 04 min |
| 15 | 04:56 | 05:32 | 20:39 | 21:15 | 15 h 06 min |
| 16 | 04:54 | 05:31 | 20:40 | 21:17 | 15 h 09 min |
| 17 | 04:53 | 05:30 | 20:41 | 21:18 | 15 h 11 min |
| 18 | 04:52 | 05:29 | 20:43 | 21:20 | 15 h 14 min |
| 19 | 04:50 | 05:28 | 20:44 | 21:21 | 15 h 16 min |
| 20 | 04:49 | 05:26 | 20:45 | 21:22 | 15 h 19 min |
| 21 | 04:48 | 05:25 | 20:46 | 21:24 | 15 h 21 min |
| 22 | 04:46 | 05:24 | 20:47 | 21:25 | 15 h 23 min |
| 23 | 04:45 | 05:23 | 20:49 | 21:27 | 15 h 25 min |
| 24 | 04:44 | 05:22 | 20:50 | 21:28 | 15 h 28 min |
| 25 | 04:43 | 05:21 | 20:51 | 21:29 | 15 h 30 min |
| 26 | 04:42 | 05:20 | 20:52 | 21:30 | 15 h 32 min |
| 27 | 04:41 | 05:19 | 20:53 | 21:32 | 15 h 34 min |
| 28 | 04:40 | 05:19 | 20:54 | 21:33 | 15 h 36 min |
| 29 | 04:39 | 05:18 | 20:55 | 21:34 | 15 h 37 min |
| 30 | 04:38 | 05:17 | 20:56 | 21:35 | 15 h 39 min |
| 31 | 04:37 | 05:16 | 20:57 | 21:36 | 15 h 41 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in May?
In May, the typical synthesis window in Seattle runs from 10:00 to 17:00: with medium skin and a t-shirt, ~8 min at the best moment is enough.
See the Seattle vitamin D guide