ObservanceSaturday, March 27, 2027
Earth Hour
- Date
- Recurs
- The date changes each year. This page always shows the next one.
- Category
- Nature
Earth Hour is a nature-focused observance on March 27, celebrated across the United States to draw attention to the plant, animal, or landscape at its center.
Add to your calendarA calendar file for Apple Calendar, Google Calendar or Outlook. This date moves, so the file carries the next 9 dates. You can also subscribe to this observance or to the whole calendar.
← See everything March 27 celebratesKnow a holiday we're missing, or think this date has more going on? Today Celebrates tracks daily national, international, and world observances all year.