UTC date
2026-06-21
☀️ Holiday countdown
A conventional June 21 UTC countdown for summer solstice planning, seasonal campaigns, and public calendars.
Countdown
Target: Jun 21, 2026, 00:00:00
Local target
Jun 21, 2026, 00:00:00
UTC target
21/06/2026 00:00:00 UTC
Unix seconds
1782000000
Unix milliseconds
1782000000000
Summer Solstice 2026 is counted down to Sunday, June 21, 2026 at 12:00 AM UTC. The canonical URL keeps the year in the path, so Summer Solstice 2026 and Summer Solstice 2027 are separate target-date pages.
2026-06-21
Conventional fixed public-calendar date: June 21.
Share this fixed holiday page when the date is public; use the custom countdown for private launches and deadlines.