Online Timer
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Counting down to the summer solstice — the longest day.
First day of summer 2027 is in
Jun 21, 14:11 UTC
Astronomical start, computed with Meeus' equinox and solstice formulas (accurate to about a minute).
Astronomical summer starts at the solstice, the moment the Sun reaches its highest point in the sky and the longest day of the year. North of the equator that is the June solstice (June 20–21); south of the equator summer begins at the December solstice (December 21–22). Meteorological summer starts on June 1 in the north and December 1 in the south.
| Year | Northern summer | Southern summer |
|---|---|---|
| 2026 | Jun 21, 08:25 UTC | Dec 21, 20:50 UTC |
| 2027 | Jun 21, 14:11 UTC | Dec 22, 02:42 UTC |
| 2028 | Jun 20, 20:02 UTC | Dec 21, 08:20 UTC |
| 2029 | Jun 21, 01:48 UTC | Dec 21, 14:14 UTC |
| 2030 | Jun 21, 07:31 UTC | Dec 21, 20:10 UTC |
| 2031 | Jun 21, 13:17 UTC | Dec 22, 01:56 UTC |
In the Northern Hemisphere, summer 2027 begins at the June solstice: Jun 21, 14:11 UTC.
Yes. The solstice day has the most daylight of the year in that hemisphere, although the latest sunsets come a few days after it.
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