The sun, month by month
Sunrise and sunset in Oslo in September
On September 1 in Oslo the sun rises at 06:15 and sets at 20:18; on day 30 it rises at 07:26 and sets at 18:46. Over the month the day gets 162 minutes shorter.
Sunrise06:50
Sunset19:33
Golden hour18:39–19:33
Day length12 h 44 min
Day by day
All times are local to Oslo. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 05:31 | 06:15 | 20:18 | 21:02 | 14 h 02 min |
| 2 | 05:34 | 06:18 | 20:14 | 20:59 | 13 h 57 min |
| 3 | 05:36 | 06:20 | 20:11 | 20:55 | 13 h 51 min |
| 4 | 05:39 | 06:23 | 20:08 | 20:52 | 13 h 45 min |
| 5 | 05:42 | 06:25 | 20:05 | 20:49 | 13 h 40 min |
| 6 | 05:44 | 06:28 | 20:02 | 20:45 | 13 h 34 min |
| 7 | 05:47 | 06:30 | 19:59 | 20:42 | 13 h 29 min |
| 8 | 05:50 | 06:33 | 19:56 | 20:39 | 13 h 23 min |
| 9 | 05:52 | 06:35 | 19:52 | 20:35 | 13 h 17 min |
| 10 | 05:55 | 06:37 | 19:49 | 20:32 | 13 h 12 min |
| 11 | 05:57 | 06:40 | 19:46 | 20:29 | 13 h 06 min |
| 12 | 05:60 | 06:42 | 19:43 | 20:25 | 13 h 01 min |
| 13 | 06:02 | 06:45 | 19:40 | 20:22 | 12 h 55 min |
| 14 | 06:05 | 06:47 | 19:37 | 20:19 | 12 h 50 min |
| 15 | 06:08 | 06:50 | 19:33 | 20:15 | 12 h 44 min |
| 16 | 06:10 | 06:52 | 19:30 | 20:12 | 12 h 38 min |
| 17 | 06:13 | 06:54 | 19:27 | 20:09 | 12 h 33 min |
| 18 | 06:15 | 06:57 | 19:24 | 20:06 | 12 h 27 min |
| 19 | 06:18 | 06:59 | 19:21 | 20:02 | 12 h 22 min |
| 20 | 06:20 | 07:02 | 19:18 | 19:59 | 12 h 16 min |
| 21 | 06:23 | 07:04 | 19:15 | 19:56 | 12 h 11 min |
| 22 | 06:25 | 07:06 | 19:11 | 19:53 | 12 h 05 min |
| 23 | 06:28 | 07:09 | 19:08 | 19:50 | 11 h 59 min |
| 24 | 06:30 | 07:11 | 19:05 | 19:46 | 11 h 54 min |
| 25 | 06:32 | 07:14 | 19:02 | 19:43 | 11 h 48 min |
| 26 | 06:35 | 07:16 | 18:59 | 19:40 | 11 h 43 min |
| 27 | 06:37 | 07:19 | 18:56 | 19:37 | 11 h 37 min |
| 28 | 06:40 | 07:21 | 18:53 | 19:34 | 11 h 32 min |
| 29 | 06:42 | 07:23 | 18:50 | 19:31 | 11 h 26 min |
| 30 | 06:45 | 07:26 | 18:46 | 19:28 | 11 h 21 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in September?
In September the sun doesn't climb high enough in Oslo for vitamin D synthesis: the season to mind your diet or consider supplementation.
See the Oslo vitamin D guide