Vitamin D

The sun, month by month

Sunrise and sunset in Reykjavik in July

On July 1 in Reykjavik the sun rises at 03:05 and sets at 23:57; on day 31 it rises at 04:32 and sets at 22:35. Over the month the day gets 169 minutes shorter.

Sunrise03:41
Sunset23:26
Golden hour21:48–23:26
Day length19 h 45 min

Where does the sun rise and set in Reykjavik in July?

Where it risesNortheast29°
Where it setsNorthwest331°

Mid-July in Reykjavik: the sun rises in the northeast — a bearing of 29°, measured from true north — and sets in the northwest, at 331°. That is 61° north of due east at sunrise, and the same 61° north of due west at sunset. From the 1st to the last day of the month both points shift 20° 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 Reykjavik. Dawn and dusk mark civil twilight.

DayDawnSunriseSunsetDuskDay length
103:0523:5720 h 52 min
203:0723:5620 h 49 min
303:0923:5420 h 45 min
403:1123:5220 h 41 min
503:1423:5020 h 37 min
603:1623:4820 h 32 min
703:1823:4620 h 28 min
803:2123:4420 h 23 min
903:2423:4220 h 18 min
1003:2623:3920 h 13 min
1103:2923:3720 h 07 min
1203:3223:3420 h 02 min
1303:3523:3119 h 56 min
1403:3823:2919 h 51 min
1503:4123:2619 h 45 min
1603:4423:2319 h 39 min
1703:4723:2019 h 33 min
1803:5023:1719 h 27 min
1903:5323:1419 h 21 min
2003:5623:1119 h 15 min
2104:0023:0819 h 09 min
2204:0323:0519 h 02 min
2304:0623:0218 h 56 min
2401:4704:0922:5901:2118 h 49 min
2502:0804:1222:5501:0018 h 43 min
2602:2004:1622:5200:4818 h 36 min
2702:3004:1922:4900:3818 h 30 min
2802:3904:2222:4600:2918 h 23 min
2902:4704:2622:4200:2118 h 17 min
3002:5404:2922:3900:1418 h 10 min
3103:0004:3222:3500:0718 h 03 min

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

What about vitamin D in July?

In July, the typical synthesis window in Reykjavik runs from 11:00 to 17:00: with medium skin and a t-shirt, ~12 min at the best moment is enough.

See the Reykjavik vitamin D guide

Common questions about the sun in Reykjavik in July

Where does the sun set in Reykjavik in July?
Mid-July in Reykjavik: the sun sets in the northwest, a bearing of 331° measured from true north, which is 61° north of due west. It rises in the northeast, at 29°. Over the month both points shift 20° south.
How much daylight does Reykjavik lose in July?
Over July the day gets 169 minutes shorter in Reykjavik: on July 1 the sun rises at 03:05 and sets at 23:57, and on day 31 it rises at 04:32 and sets at 22:35.
How many hours of daylight does Reykjavik get in July?
In mid-July the day lasts 19 h 45 min in Reykjavik, from sunrise at 03:41 to sunset at 23:26. The table has the day length for each of the 31 days of the month.
What time does it start to get light in Reykjavik in July?
In July there is no dawn time in Reykjavik: the sun never drops 6° below the horizon, so twilight lasts all night and the sky never gets fully dark.
What time does it get dark in Reykjavik in July?
In July it never really gets dark in Reykjavik: the sun sets at 23:26, but it never drops 6° below the horizon, so the sky stays in twilight until the next sunrise.
What time of day can you make vitamin D in Reykjavik in July?
In mid-July, between 11:00 and 17:00: that is the stretch of the day when the UV index reaches 3 in Reykjavik, the minimum for the skin to make vitamin D. At the best moment of the day about 12 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.