May 15 Holidays & Observances
4 holidays observed on May 15 in the 2026–2030 window.
Floating holidays on May 15
These observances only land on May 15 in certain years.
| Holiday | 2026 | 2027 | 2028 | 2029 | 2030 |
|---|---|---|---|---|---|
| Armed Forces Day | — | May 15 · Sat | — | — | — |
| National Bike to Work Day | May 15 · Fri | — | — | — | — |
View all May holidays
See every observance across May in one monthly calendar.
May calendar →May 15 — quick answers
- How many holidays fall on May 15?
- In the 2026–2030 window, 4 holidays and observance fall on May 15: International Day of Families, National Chocolate Chip Day, Armed Forces Day, National Bike to Work Day.
- What is celebrated on May 15?
- May 15 is home to International Day of Families, National Chocolate Chip Day, Armed Forces Day and other observances. Each one has its own page with history and a live countdown.
- Are any May 15 holidays public holidays?
- None of the observances on May 15 are US federal holidays; they are celebrated informally by people, brands and communities.