How Many Days Until Summer Solstice?

The countdown to Summer Solstice in detail

There are currently 302 days until Summer Solstice on Monday, 21 June 2027. That works out to about 43 weeks, roughly 9.9 months, or 7,248 hours. Counting only weekdays (Monday to Friday), around 216 business days remain.

The countdown counts the full days from tomorrow — the day already underway is not included. The calculation accounts for leap years and Daylight Saving Time changes, so the day count to Summer Solstice stays exact. Use the “Add to calendar” button to save the date as an .ics file in Google Calendar, Apple Calendar or Outlook.