September 25 Holidays & Observances
1 holiday observed on September 25 in the 2026–2030 window.
Floating holidays on September 25
These observances only land on September 25 in certain years.
| Holiday | 2026 | 2027 | 2028 | 2029 | 2030 |
|---|---|---|---|---|---|
| Mid-Autumn Festival | Sep 25 · Fri | — | — | — | — |
View all September holidays
See every observance across September in one monthly calendar.
September calendar →September 25 — quick answers
- How many holidays fall on September 25?
- In the 2026–2030 window, 1 holiday and observance falls on September 25: Mid-Autumn Festival.
- What is celebrated on September 25?
- September 25 is home to Mid-Autumn Festival. Each one has its own page with history and a live countdown.
- Are any September 25 holidays public holidays?
- None of the observances on September 25 are US federal holidays; they are celebrated informally by people, brands and communities.