March 12 Holidays & Observances
4 holidays observed on March 12 in the 2026–2030 window.
Floating holidays on March 12
These observances only land on March 12 in certain years.
| Holiday | 2026 | 2027 | 2028 | 2029 | 2030 |
|---|---|---|---|---|---|
| Daylight Saving Time Begins | — | — | Mar 12 · Sun | — | — |
| World Sleep Day | — | Mar 12 · Fri | — | — | — |
| World Kidney Day | Mar 12 · Thu | — | — | — | — |
| Commonwealth Day | — | — | — | Mar 12 · Mon | — |
View all March holidays
See every observance across March in one monthly calendar.
March calendar →March 12 — quick answers
- How many holidays fall on March 12?
- In the 2026–2030 window, 4 holidays and observance fall on March 12: Daylight Saving Time Begins, World Sleep Day, World Kidney Day, Commonwealth Day.
- What is celebrated on March 12?
- March 12 is home to Daylight Saving Time Begins, World Sleep Day, World Kidney Day and other observances. Each one has its own page with history and a live countdown.
- Are any March 12 holidays public holidays?
- None of the observances on March 12 are US federal holidays; they are celebrated informally by people, brands and communities.