Vitamin D

The sun, month by month

Sunrise and sunset in Singapore in October

On October 1 in Singapore the sun rises at 06:51 and sets at 18:56; on day 31 it rises at 06:46 and sets at 18:50. Over the month the day barely changes.

Sunrise06:47
Sunset18:52
Golden hour18:25–18:52
Day length12 h 05 min

Day by day

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

DayDawnSunriseSunsetDuskDay length
106:3006:5118:5619:1712 h 06 min
206:3006:5018:5619:1712 h 06 min
306:2906:5018:5619:1712 h 06 min
406:2906:5018:5519:1612 h 06 min
506:2906:5018:5519:1612 h 06 min
606:2806:4918:5519:1612 h 06 min
706:2806:4918:5419:1512 h 05 min
806:2806:4918:5419:1512 h 05 min
906:2806:4918:5419:1512 h 05 min
1006:2706:4818:5419:1412 h 05 min
1106:2706:4818:5319:1412 h 05 min
1206:2706:4818:5319:1412 h 05 min
1306:2706:4818:5319:1412 h 05 min
1406:2706:4818:5319:1412 h 05 min
1506:2606:4718:5219:1312 h 05 min
1606:2606:4718:5219:1312 h 05 min
1706:2606:4718:5219:1312 h 05 min
1806:2606:4718:5219:1312 h 05 min
1906:2606:4718:5219:1312 h 05 min
2006:2606:4718:5119:1212 h 05 min
2106:2506:4718:5119:1212 h 05 min
2206:2506:4718:5119:1212 h 05 min
2306:2506:4618:5119:1212 h 04 min
2406:2506:4618:5119:1212 h 04 min
2506:2506:4618:5119:1212 h 04 min
2606:2506:4618:5119:1212 h 04 min
2706:2506:4618:5019:1212 h 04 min
2806:2506:4618:5019:1212 h 04 min
2906:2506:4618:5019:1212 h 04 min
3006:2506:4618:5019:1212 h 04 min
3106:2506:4618:5019:1212 h 04 min

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

What about vitamin D in October?

In October, the typical synthesis window in Singapore runs from 09:00 to 17:00: with medium skin and a t-shirt, ~3 min at the best moment is enough.

See the Singapore vitamin D guide