How many days until Summer (Northern Hemisphere)?
From today (2026-06-30)
356
days until Summer (Northern Hemisphere)
Monday, June 21, 2027 · about 50 weeks and 6 days
Astronomical summer begins around June 21 in the Northern Hemisphere.
The countdown above is calculated live and refreshes every day. The next Summer (Northern Hemisphere) falls on Monday, June 21, 2027 — a Monday. That's 356 days, or roughly 50 weeks and 6 days, from today.
Want a different start date or your own event? Use the full Days Until Calculator.
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Frequently asked questions
How many days until Summer (Northern Hemisphere)?
There are 356 days until Summer (Northern Hemisphere) on Monday, June 21, 2027.
What day of the week is Summer (Northern Hemisphere) this year?
Summer (Northern Hemisphere) 2027 falls on a Monday.
How many weeks until Summer (Northern Hemisphere)?
That's about 50 weeks and 6 days.
How is the count calculated?
Calcadian counts whole calendar days from today (UTC) to the next occurrence of Summer. The number refreshes daily.