October 10 Holidays & Observances
3 holidays observed on October 10 in the 2026–2030 window.
Floating holidays on October 10
These observances only land on October 10 in certain years.
| Holiday | 2026 | 2027 | 2028 | 2029 | 2030 |
|---|---|---|---|---|---|
| Yom Kippur | — | Oct 10 · Sun | — | — | — |
View all October holidays
See every observance across October in one monthly calendar.
October calendar →October 10 — quick answers
- How many holidays fall on October 10?
- In the 2026–2030 window, 3 holidays and observance fall on October 10: World Mental Health Day, Yom Kippur, World Homeless Day.
- What is celebrated on October 10?
- October 10 is home to World Mental Health Day, Yom Kippur, World Homeless Day. Each one has its own page with history and a live countdown.
- Are any October 10 holidays public holidays?
- None of the observances on October 10 are US federal holidays; they are celebrated informally by people, brands and communities.