Days Until Summer
Find how many days remain until the approximate start of summer. Choose your hemisphere for the seasonal countdown.
Summer Countdown
Find out how many days remain until summer.
Live countdown
--
Days
--
Hours
--
Minutes
--
Seconds
Approximate start date: June 21, 2027
When does summer start?
The start of summer depends on the hemisphere. This calculator uses approximate June 21 and December 21 dates for the Northern and Southern Hemispheres respectively. Actual astronomical solstice dates can vary by year and time zone.
The countdown chooses the next occurrence of the selected seasonal date, so it rolls forward by one year after that date has passed.
Frequently Asked Questions
Which date is used for the summer countdown?
The countdown uses June 21 in the Northern Hemisphere and December 21 in the Southern Hemisphere as approximate calendar dates.