August 10 Holidays & Observances
1 holiday observed on August 10 in the 2026–2030 window.
View all August holidays
See every observance across August in one monthly calendar.
August calendar →August 10 — quick answers
- How many holidays fall on August 10?
- In the 2026–2030 window, 1 holiday and observance falls on August 10: World Lion Day.
- What is celebrated on August 10?
- August 10 is home to World Lion Day. Each one has its own page with history and a live countdown.
- Are any August 10 holidays public holidays?
- None of the observances on August 10 are US federal holidays; they are celebrated informally by people, brands and communities.