Vitamin D

The sun, month by month

Sunrise and sunset in Tokyo in June

On June 1 in Tokyo the sun rises at 04:27 and sets at 18:51; on day 30 it rises at 04:28 and sets at 19:01. Over the month the day grows 8 minutes longer.

Sunrise04:25
Sunset18:58
Golden hour18:20–18:58
Day length14 h 34 min

Where does the sun rise and set in Tokyo in June?

Where it risesNortheast60°
Where it setsNorthwest300°

Mid-June in Tokyo: the sun rises in the northeast — a bearing of 60°, measured from true north — and sets in the northwest, at 300°. That is 30° north of due east at sunrise, and the same 30° north of due west at sunset. From the 1st to the last day of the month both points barely move.

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 Tokyo. Dawn and dusk mark civil twilight.

DayDawnSunriseSunsetDuskDay length
103:5704:2718:5119:2114 h 24 min
203:5704:2618:5219:2114 h 25 min
303:5604:2618:5219:2214 h 26 min
403:5604:2618:5319:2314 h 27 min
503:5604:2618:5419:2314 h 28 min
603:5604:2518:5419:2414 h 29 min
703:5504:2518:5519:2414 h 29 min
803:5504:2518:5519:2514 h 30 min
903:5504:2518:5619:2614 h 31 min
1003:5504:2518:5619:2614 h 31 min
1103:5504:2518:5719:2714 h 32 min
1203:5504:2518:5719:2714 h 32 min
1303:5504:2518:5719:2714 h 33 min
1403:5504:2518:5819:2814 h 33 min
1503:5504:2518:5819:2814 h 34 min
1603:5504:2518:5919:2914 h 34 min
1703:5504:2518:5919:2914 h 34 min
1803:5504:2518:5919:2914 h 34 min
1903:5504:2518:5919:3014 h 34 min
2003:5504:2519:0019:3014 h 35 min
2103:5504:2519:0019:3014 h 35 min
2203:5604:2619:0019:3014 h 35 min
2303:5604:2619:0019:3014 h 34 min
2403:5604:2619:0019:3114 h 34 min
2503:5604:2619:0119:3114 h 34 min
2603:5704:2719:0119:3114 h 34 min
2703:5704:2719:0119:3114 h 34 min
2803:5704:2719:0119:3114 h 33 min
2903:5804:2819:0119:3114 h 33 min
3003:5804:2819:0119:3114 h 33 min

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

What about vitamin D in June?

In June, the typical synthesis window in Tokyo runs from 08:00 to 16:00: with medium skin and a t-shirt, ~5 min at the best moment is enough.

See the Tokyo vitamin D guide

Common questions about the sun in Tokyo in June

Where does the sun set in Tokyo in June?
Mid-June in Tokyo: the sun sets in the northwest, a bearing of 300° measured from true north, which is 30° north of due west. It rises in the northeast, at 60°. Over the month both points barely move.
How much daylight does Tokyo gain in June?
Over June the day gets 8 minutes longer in Tokyo: on June 1 the sun rises at 04:27 and sets at 18:51, and on day 30 it rises at 04:28 and sets at 19:01.
How many hours of daylight does Tokyo get in June?
In mid-June the day lasts 14 h 34 min in Tokyo, from sunrise at 04:25 to sunset at 18:58. The table has the day length for each of the 30 days of the month.
What time does it start to get light in Tokyo in June?
In mid-June the sky starts to get light at 03:55 in Tokyo, when the sun is 6° below the horizon, and the sun itself does not rise until 04:25. The “Dawn” column of the table gives that time for every day of the month.
What time does it get dark in Tokyo in June?
It's not the same time as sunset. In mid-June in Tokyo the sun sets at 18:58, but there is still light: civil twilight does not end until 19:28, when the sun reaches 6° below the horizon and usable outdoor light runs out. The “Dusk” column of the table gives that time day by day.
What time of day can you make vitamin D in Tokyo in June?
In mid-June, between 08:00 and 16:00: that is the stretch of the day when the UV index reaches 3 in Tokyo, the minimum for the skin to make vitamin D. At the best moment of the day about 5 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.