The sun, month by month
Sunrise and sunset in Vienna in April
On April 1 in Vienna the sun rises at 06:36 and sets at 19:22; on day 30 it rises at 05:39 and sets at 20:05. Over the month the day grows 100 minutes longer.
Sunrise06:07
Sunset19:43
Golden hour19:01–19:43
Day length13 h 36 min
Day by day
All times are local to Vienna. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 06:04 | 06:36 | 19:22 | 19:53 | 12 h 46 min |
| 2 | 06:02 | 06:34 | 19:23 | 19:55 | 12 h 50 min |
| 3 | 05:60 | 06:32 | 19:25 | 19:57 | 12 h 53 min |
| 4 | 05:58 | 06:29 | 19:26 | 19:58 | 12 h 57 min |
| 5 | 05:56 | 06:27 | 19:28 | 19:60 | 13 h 00 min |
| 6 | 05:53 | 06:25 | 19:29 | 20:01 | 13 h 04 min |
| 7 | 05:51 | 06:23 | 19:31 | 20:03 | 13 h 08 min |
| 8 | 05:49 | 06:21 | 19:32 | 20:04 | 13 h 11 min |
| 9 | 05:47 | 06:19 | 19:34 | 20:06 | 13 h 15 min |
| 10 | 05:45 | 06:17 | 19:35 | 20:07 | 13 h 18 min |
| 11 | 05:43 | 06:15 | 19:37 | 20:09 | 13 h 22 min |
| 12 | 05:41 | 06:13 | 19:38 | 20:11 | 13 h 25 min |
| 13 | 05:38 | 06:11 | 19:40 | 20:12 | 13 h 29 min |
| 14 | 05:36 | 06:09 | 19:41 | 20:14 | 13 h 32 min |
| 15 | 05:34 | 06:07 | 19:43 | 20:15 | 13 h 36 min |
| 16 | 05:32 | 06:05 | 19:44 | 20:17 | 13 h 39 min |
| 17 | 05:30 | 06:03 | 19:46 | 20:19 | 13 h 43 min |
| 18 | 05:28 | 06:01 | 19:47 | 20:20 | 13 h 46 min |
| 19 | 05:26 | 05:59 | 19:49 | 20:22 | 13 h 50 min |
| 20 | 05:24 | 05:57 | 19:50 | 20:23 | 13 h 53 min |
| 21 | 05:22 | 05:55 | 19:52 | 20:25 | 13 h 56 min |
| 22 | 05:20 | 05:53 | 19:53 | 20:27 | 13 h 60 min |
| 23 | 05:18 | 05:51 | 19:55 | 20:28 | 14 h 03 min |
| 24 | 05:16 | 05:49 | 19:56 | 20:30 | 14 h 07 min |
| 25 | 05:14 | 05:48 | 19:57 | 20:31 | 14 h 10 min |
| 26 | 05:12 | 05:46 | 19:59 | 20:33 | 14 h 13 min |
| 27 | 05:10 | 05:44 | 20:00 | 20:35 | 14 h 16 min |
| 28 | 05:08 | 05:42 | 20:02 | 20:36 | 14 h 20 min |
| 29 | 05:06 | 05:40 | 20:03 | 20:38 | 14 h 23 min |
| 30 | 05:04 | 05:39 | 20:05 | 20:40 | 14 h 26 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in April?
In April, the typical synthesis window in Vienna runs from 11:00 to 16:00: with medium skin and a t-shirt, ~11 min at the best moment is enough.
See the Vienna vitamin D guide