November 15 Holidays & Observances
1 holiday observed on November 15 in the 2026–2030 window.
Floating holidays on November 15
These observances only land on November 15 in certain years.
| Holiday | 2026 | 2027 | 2028 | 2029 | 2030 |
|---|---|---|---|---|---|
| World Philosophy Day | — | — | — | Nov 15 · Thu | — |
View all November holidays
See every observance across November in one monthly calendar.
November calendar →November 15 — quick answers
- How many holidays fall on November 15?
- In the 2026–2030 window, 1 holiday and observance falls on November 15: World Philosophy Day.
- What is celebrated on November 15?
- November 15 is home to World Philosophy Day. Each one has its own page with history and a live countdown.
- Are any November 15 holidays public holidays?
- None of the observances on November 15 are US federal holidays; they are celebrated informally by people, brands and communities.