Vitamin D

The sun, month by month

Sunrise and sunset in London in April

On April 1 in London the sun rises at 06:39 and sets at 19:31; on day 30 it rises at 05:35 and sets at 20:20. Over the month the day grows 113 minutes longer.

Sunrise06:07
Sunset19:54
Golden hour19:10–19:54
Day length13 h 47 min

Day by day

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

DayDawnSunriseSunsetDuskDay length
106:0506:3919:3120:0412 h 51 min
206:0306:3719:3220:0612 h 55 min
306:0106:3519:3420:0812 h 59 min
405:5806:3219:3620:1013 h 03 min
505:5606:3019:3720:1213 h 07 min
605:5306:2819:3920:1313 h 11 min
705:5106:2519:4120:1513 h 16 min
805:4806:2319:4220:1713 h 20 min
905:4606:2119:4420:1913 h 24 min
1005:4406:1819:4620:2113 h 28 min
1105:4106:1619:4820:2213 h 32 min
1205:3906:1419:4920:2413 h 36 min
1305:3706:1219:5120:2613 h 39 min
1405:3406:0919:5320:2813 h 43 min
1505:3206:0719:5420:3013 h 47 min
1605:2906:0519:5620:3213 h 51 min
1705:2706:0319:5820:3313 h 55 min
1805:2506:0019:6020:3513 h 59 min
1905:2205:5820:0120:3714 h 03 min
2005:2005:5620:0320:3914 h 07 min
2105:1805:5420:0520:4114 h 11 min
2205:1505:5220:0620:4314 h 15 min
2305:1305:5020:0820:4514 h 18 min
2405:1105:4820:1020:4714 h 22 min
2505:0905:4620:1220:4814 h 26 min
2605:0605:4320:1320:5014 h 30 min
2705:0405:4120:1520:5214 h 33 min
2805:0205:3920:1720:5414 h 37 min
2904:6005:3720:1820:5614 h 41 min
3004:5805:3520:2020:5814 h 45 min

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

What about vitamin D in April?

In April, the typical synthesis window in London runs from 11:00 to 16:00: with medium skin and a t-shirt, ~13 min at the best moment is enough.

See the London vitamin D guide