Vitamin D

The sun, month by month

Sunrise and sunset in Vienna in October

On October 1 in Vienna the sun rises at 06:57 and sets at 18:29; on day 31 it rises at 06:43 and sets at 16:33. Over the month the day gets 101 minutes shorter.

In Vienna (48.2° latitude), October 2026 has 31 days whose sun rises at 06:57 and sets at 18:29 on the 1st, and at 06:43 and 16:33 on the 31th. Mid-month the day lasts 10 h 43 min and the sun reaches 32° above the horizon. Even so, the UV index never reaches 3 at any point in the month: at this latitude and time of year, the ozone layer absorbs UVB before enough of it reaches the ground. So in October there is no vitamin D synthesis in Vienna at any hour of the day, however long you stay out.

Sunrise07:18
Sunset18:01
Golden hour17:18–18:01
Day length10 h 43 min

Where does the sun rise and set in Vienna in October?

Where it risesEast104°
Where it setsWest256°

Mid-October in Vienna: the sun rises in the east — a bearing of 104°, measured from true north — and sets in the west, at 256°. That is 14° south of due east at sunrise, and the same 14° south of due west at sunset. From the 1st to the last day of the month both points shift 17° south.

Approximate bearings: they can be a couple of degrees out. They are measured from true north, not the north a phone compass points to.

Day by day

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

DayDawnSunriseSunsetDuskDay length
106:2606:5718:2919:0111 h 32 min
206:2806:5918:2718:5811 h 29 min
306:2907:0018:2518:5611 h 25 min
406:3107:0218:2318:5411 h 22 min
506:3207:0318:2118:5211 h 18 min
606:3307:0518:1918:5011 h 14 min
706:3507:0618:1718:4811 h 11 min
806:3607:0818:1518:4611 h 07 min
906:3807:0918:1318:4411 h 04 min
1006:3907:1118:1118:4211 h 00 min
1106:4107:1218:0918:4010 h 57 min
1206:4207:1418:0718:3810 h 53 min
1306:4407:1518:0518:3710 h 50 min
1406:4507:1718:0318:3510 h 47 min
1506:4707:1818:0118:3310 h 43 min
1606:4807:2017:5918:3110 h 40 min
1706:4907:2117:5718:2910 h 36 min
1806:5107:2317:5618:2710 h 33 min
1906:5207:2417:5418:2610 h 30 min
2006:5407:2617:5218:2410 h 26 min
2106:5507:2717:5018:2210 h 23 min
2206:5707:2917:4818:2010 h 20 min
2306:5807:3017:4718:1910 h 16 min
2407:0007:3217:4518:1710 h 13 min
2506:0106:3316:4317:1510 h 10 min
2606:0306:3516:4117:1410 h 06 min
2706:0406:3716:4017:1210 h 03 min
2806:0606:3816:3817:1110 h 00 min
2906:0706:4016:3717:099 h 57 min
3006:0806:4116:3517:089 h 54 min
3106:1006:4316:3317:069 h 51 min

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

What about vitamin D in October?

In October the sun doesn't climb high enough in Vienna for vitamin D synthesis: the season to mind your diet or consider supplementation.

See the Vienna vitamin D guide

Common questions about the sun in Vienna in October

Where does the sun set in Vienna in October?
Mid-October in Vienna: the sun sets in the west, a bearing of 256° measured from true north, which is 14° south of due west. It rises in the east, at 104°. Over the month both points shift 17° south.
How much daylight does Vienna lose in October?
Over October the day gets 101 minutes shorter in Vienna: on October 1 the sun rises at 06:57 and sets at 18:29, and on day 31 it rises at 06:43 and sets at 16:33.
How many hours of daylight does Vienna get in October?
In mid-October the day lasts 10 h 43 min in Vienna, from sunrise at 07:18 to sunset at 18:01. The table has the day length for each of the 31 days of the month.
What time does it start to get light in Vienna in October?
In mid-October the sky starts to get light at 06:47 in Vienna, when the sun is 6° below the horizon, and the sun itself does not rise until 07:18. The “Dawn” column of the table gives that time for every day of the month.
What time does it get dark in Vienna in October?
It's not the same time as sunset. In mid-October in Vienna the sun sets at 18:01, but there is still light: civil twilight does not end until 18:33, when the sun reaches 6° below the horizon and usable outdoor light runs out. The “Dusk” column of the table gives that time day by day.
What time of day can you make vitamin D in Vienna in October?
At no time of day. Not even at midday on October 15 does the UV index reach 3 in Vienna, and below that minimum the skin makes no vitamin D, however long you stay out. In October it is the season to mind your diet or consider supplementation.