Observance Calendars
Browse thematic calendars and explore observances by year.
Explore observances in Calendar View
Calendar Tool
View observances in calendar mode
Open the calendar grid and use Manage to add international and thematic observance calendars alongside country public holidays.
Frequently asked questions
Guides
- Observances
International Observances and World Days Calendar
Browse UN and international observances, world days, and awareness dates. These are usually not public holidays. Open the 2026 international observance calendar.
- Observances
International Observances vs Public Holidays
Compare international observances and public holidays: legal force, closures, and who each calendar is for. Check world days and country listings separately.
- Observances
What Are International Observances?
What international observances and world days are, who designates them, and where HolidayCalendar.org lists them. They are awareness dates, not legal time off.