Vitamin D

The sun, month by month

Sunrise and sunset in Toronto in October

On October 1 in Toronto the sun rises at 07:18 and sets at 18:55; on day 31 it rises at 07:56 and sets at 18:07. Over the month the day gets 86 minutes shorter.

Sunrise07:35
Sunset18:30
Golden hour17:51–18:30
Day length10 h 55 min

Day by day

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

DayDawnSunriseSunsetDuskDay length
106:4907:1818:5519:2311 h 37 min
206:5007:1918:5319:2211 h 34 min
306:5207:2018:5119:2011 h 31 min
406:5307:2118:4919:1811 h 28 min
506:5407:2318:4819:1611 h 25 min
606:5507:2418:4619:1411 h 22 min
706:5607:2518:4419:1311 h 19 min
806:5807:2618:4219:1111 h 16 min
906:5907:2818:4019:0911 h 13 min
1007:0007:2918:3919:0811 h 10 min
1107:0107:3018:3719:0611 h 07 min
1207:0207:3118:3519:0411 h 04 min
1307:0407:3318:3419:0311 h 01 min
1407:0507:3418:3219:0110 h 58 min
1507:0607:3518:3018:5910 h 55 min
1607:0707:3618:2918:5810 h 52 min
1707:0807:3818:2718:5610 h 49 min
1807:1007:3918:2518:5510 h 47 min
1907:1107:4018:2418:5310 h 44 min
2007:1207:4118:2218:5210 h 41 min
2107:1307:4318:2118:5010 h 38 min
2207:1507:4418:1918:4910 h 35 min
2307:1607:4518:1818:4710 h 32 min
2407:1707:4718:1618:4610 h 30 min
2507:1807:4818:1518:4410 h 27 min
2607:1907:4918:1318:4310 h 24 min
2707:2107:5018:1218:4210 h 22 min
2807:2207:5218:1118:4010 h 19 min
2907:2307:5318:0918:3910 h 16 min
3007:2407:5418:0818:3810 h 14 min
3107:2607:5618:0718:3710 h 11 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 Toronto runs from 13:00 to 15:00: with medium skin and a t-shirt, ~17 min at the best moment is enough.

See the Toronto vitamin D guide