The sun, month by month
Sunrise and sunset in Seattle in July
On July 1 in Seattle the sun rises at 05:15 and sets at 21:10; on day 31 it rises at 05:46 and sets at 20:45. Over the month the day gets 56 minutes shorter.
Where does the sun rise and set in Seattle in July?
Mid-July in Seattle: the sun rises in the northeast — a bearing of 56°, measured from true north — and sets in the northwest, at 304°. That is 34° north of due east at sunrise, and the same 34° north of due west at sunset. From the 1st to the last day of the month both points shift 8° 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 Seattle. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 04:35 | 05:15 | 21:10 | 21:51 | 15 h 55 min |
| 2 | 04:35 | 05:16 | 21:10 | 21:50 | 15 h 54 min |
| 3 | 04:36 | 05:16 | 21:10 | 21:50 | 15 h 53 min |
| 4 | 04:37 | 05:17 | 21:10 | 21:50 | 15 h 52 min |
| 5 | 04:38 | 05:18 | 21:09 | 21:49 | 15 h 51 min |
| 6 | 04:39 | 05:19 | 21:09 | 21:49 | 15 h 50 min |
| 7 | 04:40 | 05:19 | 21:08 | 21:48 | 15 h 49 min |
| 8 | 04:40 | 05:20 | 21:08 | 21:48 | 15 h 48 min |
| 9 | 04:41 | 05:21 | 21:07 | 21:47 | 15 h 46 min |
| 10 | 04:42 | 05:22 | 21:07 | 21:46 | 15 h 45 min |
| 11 | 04:43 | 05:23 | 21:06 | 21:45 | 15 h 43 min |
| 12 | 04:45 | 05:24 | 21:05 | 21:45 | 15 h 42 min |
| 13 | 04:46 | 05:25 | 21:05 | 21:44 | 15 h 40 min |
| 14 | 04:47 | 05:26 | 21:04 | 21:43 | 15 h 38 min |
| 15 | 04:48 | 05:27 | 21:03 | 21:42 | 15 h 36 min |
| 16 | 04:49 | 05:28 | 21:02 | 21:41 | 15 h 35 min |
| 17 | 04:50 | 05:29 | 21:01 | 21:40 | 15 h 33 min |
| 18 | 04:52 | 05:30 | 21:01 | 21:39 | 15 h 31 min |
| 19 | 04:53 | 05:31 | 21:00 | 21:38 | 15 h 29 min |
| 20 | 04:54 | 05:32 | 20:59 | 21:37 | 15 h 26 min |
| 21 | 04:55 | 05:33 | 20:58 | 21:35 | 15 h 24 min |
| 22 | 04:57 | 05:34 | 20:56 | 21:34 | 15 h 22 min |
| 23 | 04:58 | 05:36 | 20:55 | 21:33 | 15 h 20 min |
| 24 | 04:59 | 05:37 | 20:54 | 21:32 | 15 h 17 min |
| 25 | 05:01 | 05:38 | 20:53 | 21:30 | 15 h 15 min |
| 26 | 05:02 | 05:39 | 20:52 | 21:29 | 15 h 13 min |
| 27 | 05:04 | 05:40 | 20:51 | 21:27 | 15 h 10 min |
| 28 | 05:05 | 05:42 | 20:49 | 21:26 | 15 h 08 min |
| 29 | 05:06 | 05:43 | 20:48 | 21:24 | 15 h 05 min |
| 30 | 05:08 | 05:44 | 20:47 | 21:23 | 15 h 02 min |
| 31 | 05:09 | 05:46 | 20:45 | 21:21 | 15 h 00 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in July?
In July, the typical synthesis window in Seattle runs from 10:00 to 18:00: with medium skin and a t-shirt, ~7 min at the best moment is enough.
See the Seattle vitamin D guideCommon questions about the sun in Seattle in July
- Where does the sun set in Seattle in July?
- Mid-July in Seattle: the sun sets in the northwest, a bearing of 304° measured from true north, which is 34° north of due west. It rises in the northeast, at 56°. Over the month both points shift 8° south.
- How much daylight does Seattle lose in July?
- Over July the day gets 56 minutes shorter in Seattle: on July 1 the sun rises at 05:15 and sets at 21:10, and on day 31 it rises at 05:46 and sets at 20:45.
- How many hours of daylight does Seattle get in July?
- In mid-July the day lasts 15 h 36 min in Seattle, from sunrise at 05:27 to sunset at 21:03. The table has the day length for each of the 31 days of the month.
- What time does it start to get light in Seattle in July?
- In mid-July the sky starts to get light at 04:48 in Seattle, when the sun is 6° below the horizon, and the sun itself does not rise until 05:27. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in Seattle in July?
- It's not the same time as sunset. In mid-July in Seattle the sun sets at 21:03, but there is still light: civil twilight does not end until 21:42, 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 Seattle in July?
- In mid-July, between 10:00 and 18:00: that is the stretch of the day when the UV index reaches 3 in Seattle, the minimum for the skin to make vitamin D. At the best moment of the day about 7 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.