The sun, month by month
Sunrise and sunset in Brussels in January
On January 1 in Brussels the sun rises at 08:45 and sets at 16:47; on day 31 it rises at 08:23 and sets at 17:29. Over the month the day grows 65 minutes longer.
Sunrise08:40
Sunset17:04
Golden hour16:08–17:04
Day length8 h 24 min
Day by day
All times are local to Brussels. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 08:06 | 08:45 | 16:47 | 17:26 | 8 h 02 min |
| 2 | 08:06 | 08:45 | 16:48 | 17:27 | 8 h 03 min |
| 3 | 08:06 | 08:45 | 16:49 | 17:28 | 8 h 04 min |
| 4 | 08:06 | 08:45 | 16:50 | 17:29 | 8 h 05 min |
| 5 | 08:06 | 08:45 | 16:51 | 17:30 | 8 h 07 min |
| 6 | 08:06 | 08:44 | 16:53 | 17:31 | 8 h 08 min |
| 7 | 08:05 | 08:44 | 16:54 | 17:32 | 8 h 10 min |
| 8 | 08:05 | 08:44 | 16:55 | 17:34 | 8 h 11 min |
| 9 | 08:05 | 08:43 | 16:56 | 17:35 | 8 h 13 min |
| 10 | 08:04 | 08:43 | 16:57 | 17:36 | 8 h 15 min |
| 11 | 08:04 | 08:42 | 16:59 | 17:37 | 8 h 16 min |
| 12 | 08:03 | 08:42 | 17:00 | 17:38 | 8 h 18 min |
| 13 | 08:03 | 08:41 | 17:01 | 17:39 | 8 h 20 min |
| 14 | 08:02 | 08:40 | 17:03 | 17:41 | 8 h 22 min |
| 15 | 08:02 | 08:40 | 17:04 | 17:42 | 8 h 24 min |
| 16 | 08:01 | 08:39 | 17:06 | 17:43 | 8 h 27 min |
| 17 | 08:01 | 08:38 | 17:07 | 17:45 | 8 h 29 min |
| 18 | 07:60 | 08:37 | 17:09 | 17:46 | 8 h 31 min |
| 19 | 07:59 | 08:37 | 17:10 | 17:47 | 8 h 34 min |
| 20 | 07:58 | 08:36 | 17:12 | 17:49 | 8 h 36 min |
| 21 | 07:57 | 08:35 | 17:13 | 17:50 | 8 h 38 min |
| 22 | 07:57 | 08:34 | 17:15 | 17:52 | 8 h 41 min |
| 23 | 07:56 | 08:33 | 17:16 | 17:53 | 8 h 44 min |
| 24 | 07:55 | 08:32 | 17:18 | 17:55 | 8 h 46 min |
| 25 | 07:54 | 08:30 | 17:19 | 17:56 | 8 h 49 min |
| 26 | 07:53 | 08:29 | 17:21 | 17:58 | 8 h 52 min |
| 27 | 07:52 | 08:28 | 17:23 | 17:59 | 8 h 55 min |
| 28 | 07:50 | 08:27 | 17:24 | 18:01 | 8 h 58 min |
| 29 | 07:49 | 08:26 | 17:26 | 18:02 | 9 h 00 min |
| 30 | 07:48 | 08:24 | 17:28 | 18:04 | 9 h 03 min |
| 31 | 07:47 | 08:23 | 17:29 | 18:05 | 9 h 06 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in January?
In January the sun doesn't climb high enough in Brussels for vitamin D synthesis: the season to mind your diet or consider supplementation.
See the Brussels vitamin D guide