March 27 Holidays & Observances
2 holidays observed on March 27 in the 2026–2030 window.
Floating holidays on March 27
These observances only land on March 27 in certain years.
| Holiday | 2026 | 2027 | 2028 | 2029 | 2030 |
|---|---|---|---|---|---|
| Earth Hour | — | Mar 27 · Sat | — | — | — |
View all March holidays
See every observance across March in one monthly calendar.
March calendar →March 27 — quick answers
- How many holidays fall on March 27?
- In the 2026–2030 window, 2 holidays and observance fall on March 27: Earth Hour, World Theatre Day.
- What is celebrated on March 27?
- March 27 is home to Earth Hour, World Theatre Day. Each one has its own page with history and a live countdown.
- Are any March 27 holidays public holidays?
- None of the observances on March 27 are US federal holidays; they are celebrated informally by people, brands and communities.