UTC date
2029-06-21
☀️ Holiday countdown
A conventional June 21 UTC countdown for summer solstice planning, seasonal campaigns, and public calendars.
Countdown
Target: Jun 21, 2029, 00:00:00
Local target
Jun 21, 2029, 00:00:00
UTC target
21/06/2029 00:00:00 UTC
Unix seconds
1876694400
Unix milliseconds
1876694400000
Summer Solstice 2029 is counted down to Thursday, June 21, 2029 at 12:00 AM UTC. The canonical URL keeps the year in the path, so Summer Solstice 2029 and Summer Solstice 2030 are separate target-date pages.
2029-06-21
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.