How many days until the first day of summer?
Tuesday, June 1, 2027 · Uses your timezone calendar day
Countdown to June 1 — the start of Northern Hemisphere meteorological summer.
It's here — the wait is over!
About
How many days until the first day of summer? We use June 1, the start of Northern Hemisphere meteorological summer (June–August).
Live countdown with days, weeks, hours, and sleeps. After June 1 passes, the target rolls to next year's June 1. See also days left of summer (August 31).
Right now there are 259 days until First day of summer (Tuesday, June 1, 2027) — about 37 weeks, roughly 6216 hours, or 259 sleeps.
Date facts
- Date
- Tuesday, June 1, 2027
- Timezone
- Uses your timezone calendar day
- Weeks left
- 37
- Approx. hours
- 6216
- Sleeps until
- 259
Related
FAQ
How many days until the first day of summer?
There are 259 days until First day of summer on Tuesday, June 1, 2027. That's about 37 weeks, roughly 6216 hours, or 259 sleeps.
What day of the week is First day of summer?
First day of summer falls on Tuesday, Tuesday, June 1, 2027.
How many sleeps until First day of summer?
About 259 sleeps until First day of summer.
What timezone do these period countdowns use?
Days left use your timezone's calendar day (cookie, browser, or edge hint) — so “today” and month/year boundaries match where you are.
What date is the “end of summer”?
We use August 31 — the last day of Northern Hemisphere meteorological summer (June, July, August). Astronomical summer runs roughly from the June solstice to the September equinox and is not used here (NH-only in v1).
Is this astronomical or meteorological summer?
Meteorological: fixed months June–August for the Northern Hemisphere. Astronomical summer follows the solstice and equinox and shifts slightly each year.
Are the days-left numbers live?
Yes — the days, hours, minutes, and seconds above update live in your browser.
How do I share this countdown?
Use Share or Copy link above. Anyone with the URL can open the same countdown.