Vitamin D

The sun, month by month

Sunrise and sunset in Vienna in September

On September 1 in Vienna the sun rises at 06:14 and sets at 19:34; on day 30 it rises at 06:56 and sets at 18:32. Over the month the day gets 104 minutes shorter.

Sunrise06:34
Sunset19:04
Golden hour18:23–19:04
Day length12 h 30 min

Day by day

All times are local to Vienna. Dawn and dusk mark civil twilight.

DayDawnSunriseSunsetDuskDay length
105:4206:1419:3420:0613 h 20 min
205:4306:1519:3220:0413 h 16 min
305:4506:1719:3020:0213 h 13 min
405:4606:1819:2819:6013 h 09 min
505:4806:2019:2619:5713 h 06 min
605:4906:2119:2319:5513 h 02 min
705:5106:2319:2119:5312 h 59 min
805:5206:2419:1919:5112 h 55 min
905:5406:2519:1719:4912 h 51 min
1005:5506:2719:1519:4612 h 48 min
1105:5706:2819:1319:4412 h 44 min
1205:5806:3019:1019:4212 h 41 min
1305:6006:3119:0819:4012 h 37 min
1406:0106:3319:0619:3712 h 33 min
1506:0306:3419:0419:3512 h 30 min
1606:0406:3619:0219:3312 h 26 min
1706:0606:3718:6019:3112 h 23 min
1806:0706:3818:5719:2912 h 19 min
1906:0906:4018:5519:2612 h 15 min
2006:1006:4118:5319:2412 h 12 min
2106:1206:4318:5119:2212 h 08 min
2206:1306:4418:4919:2012 h 05 min
2306:1506:4618:4719:1812 h 01 min
2406:1606:4718:4419:1511 h 57 min
2506:1706:4818:4219:1311 h 54 min
2606:1906:5018:4019:1111 h 50 min
2706:2006:5118:3819:0911 h 47 min
2806:2206:5318:3619:0711 h 43 min
2906:2306:5418:3419:0511 h 39 min
3006:2506:5618:3219:0311 h 36 min

Approximate astronomical values: they can shift a minute or two from year to year.

What about vitamin D in September?

In September, the typical synthesis window in Vienna runs from 11:00 to 15:00: with medium skin and a t-shirt, ~13 min at the best moment is enough.

See the Vienna vitamin D guide