Vitamin D

The sun, month by month

Sunrise and sunset in Buenos Aires in March

On March 1 in Buenos Aires the sun rises at 06:39 and sets at 19:34; on day 31 it rises at 07:04 and sets at 18:52. Over the month the day gets 66 minutes shorter.

Sunrise06:51
Sunset19:15
Golden hour18:42–19:15
Day length12 h 24 min

Day by day

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

DayDawnSunriseSunsetDuskDay length
106:1406:3919:3419:5912 h 54 min
206:1506:4019:3219:5812 h 52 min
306:1606:4119:3119:5712 h 50 min
406:1606:4219:3019:5612 h 48 min
506:1706:4319:2919:5412 h 46 min
606:1806:4419:2719:5312 h 44 min
706:1906:4519:2619:5112 h 41 min
806:2006:4519:2519:5012 h 39 min
906:2106:4619:2319:4912 h 37 min
1006:2206:4719:2219:4712 h 35 min
1106:2306:4819:2119:4612 h 33 min
1206:2406:4919:1919:4412 h 30 min
1306:2406:5019:1819:4312 h 28 min
1406:2506:5119:1619:4212 h 26 min
1506:2606:5119:1519:4012 h 24 min
1606:2706:5219:1419:3912 h 21 min
1706:2806:5319:1219:3712 h 19 min
1806:2906:5419:1119:3612 h 17 min
1906:2906:5519:0919:3512 h 15 min
2006:3006:5519:0819:3312 h 13 min
2106:3106:5619:0719:3212 h 10 min
2206:3206:5719:0519:3012 h 08 min
2306:3306:5819:0419:2912 h 06 min
2406:3306:5919:0219:2712 h 04 min
2506:3406:5919:0119:2612 h 01 min
2606:3507:0018:5919:2411 h 59 min
2706:3607:0118:5819:2311 h 57 min
2806:3707:0218:5719:2211 h 55 min
2906:3707:0318:5519:2011 h 53 min
3006:3807:0318:5419:1911 h 50 min
3106:3907:0418:5219:1711 h 48 min

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

What about vitamin D in March?

In March, the typical synthesis window in Buenos Aires runs from 10:00 to 17:00: with medium skin and a t-shirt, ~7 min at the best moment is enough.

See the Buenos Aires vitamin D guide