The sun, month by month
Sunrise and sunset in Chicago in July
On July 1 in Chicago the sun rises at 05:19 and sets at 20:29; on day 31 it rises at 05:43 and sets at 20:10. Over the month the day gets 44 minutes shorter.
Sunrise05:28
Sunset20:24
Golden hour19:43–20:24
Day length14 h 56 min
Day by day
All times are local to Chicago. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 04:45 | 05:19 | 20:29 | 21:03 | 15 h 11 min |
| 2 | 04:45 | 05:19 | 20:29 | 21:03 | 15 h 10 min |
| 3 | 04:46 | 05:20 | 20:29 | 21:03 | 15 h 09 min |
| 4 | 04:46 | 05:20 | 20:29 | 21:03 | 15 h 08 min |
| 5 | 04:47 | 05:21 | 20:28 | 21:02 | 15 h 08 min |
| 6 | 04:48 | 05:22 | 20:28 | 21:02 | 15 h 07 min |
| 7 | 04:48 | 05:22 | 20:28 | 21:02 | 15 h 06 min |
| 8 | 04:49 | 05:23 | 20:28 | 21:01 | 15 h 05 min |
| 9 | 04:50 | 05:24 | 20:27 | 21:01 | 15 h 04 min |
| 10 | 04:51 | 05:24 | 20:27 | 21:00 | 15 h 02 min |
| 11 | 04:51 | 05:25 | 20:26 | 20:60 | 15 h 01 min |
| 12 | 04:52 | 05:26 | 20:26 | 20:59 | 14 h 60 min |
| 13 | 04:53 | 05:27 | 20:25 | 20:59 | 14 h 59 min |
| 14 | 04:54 | 05:27 | 20:25 | 20:58 | 14 h 57 min |
| 15 | 04:55 | 05:28 | 20:24 | 20:57 | 14 h 56 min |
| 16 | 04:56 | 05:29 | 20:23 | 20:56 | 14 h 54 min |
| 17 | 04:57 | 05:30 | 20:23 | 20:56 | 14 h 53 min |
| 18 | 04:58 | 05:31 | 20:22 | 20:55 | 14 h 51 min |
| 19 | 04:59 | 05:32 | 20:21 | 20:54 | 14 h 50 min |
| 20 | 04:60 | 05:33 | 20:21 | 20:53 | 14 h 48 min |
| 21 | 05:01 | 05:33 | 20:20 | 20:52 | 14 h 46 min |
| 22 | 05:02 | 05:34 | 20:19 | 20:51 | 14 h 45 min |
| 23 | 05:03 | 05:35 | 20:18 | 20:50 | 14 h 43 min |
| 24 | 05:04 | 05:36 | 20:17 | 20:49 | 14 h 41 min |
| 25 | 05:05 | 05:37 | 20:16 | 20:48 | 14 h 39 min |
| 26 | 05:06 | 05:38 | 20:15 | 20:47 | 14 h 37 min |
| 27 | 05:07 | 05:39 | 20:14 | 20:46 | 14 h 35 min |
| 28 | 05:08 | 05:40 | 20:13 | 20:45 | 14 h 33 min |
| 29 | 05:09 | 05:41 | 20:12 | 20:44 | 14 h 31 min |
| 30 | 05:11 | 05:42 | 20:11 | 20:43 | 14 h 29 min |
| 31 | 05:12 | 05:43 | 20:10 | 20:41 | 14 h 27 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 Chicago runs from 09:00 to 17:00: with medium skin and a t-shirt, ~6 min at the best moment is enough.
See the Chicago vitamin D guide