Biscayne National Park in May
In May, Biscayne National Park averages a high of 87°F and a low of 75°F, with 5.7 inches of precipitation (rain plus melted snow). About 53,000 people visit, the 3rd busiest of 12 (very busy). Days are 13 hours 22 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 87° / 75°F
- Precipitation
- 5.7in
- Snow
- 0in
- Daylight
- 13h 22m
- Visitors
- 53,000
- Crowds
- Very busy
Best months for weather and crowds instead: January (busy), February (busy) and December (busy).
Weather 1991–2020 averages at Cape Florida, FL, 14.5 miles from the park's center, 6 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in May
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Everglades National Park | 87° / 70° | Moderate | Hot |
| Big Cypress National Preserve | 89° / 66° | Moderate | Hot |
| Dry Tortugas National Park | 86° / 75° | Very busy | Hot |
| Canaveral National Seashore | 85° / 64° | Very busy | Hot |
| Timucuan Ecological and Historic Preserve | 83° / 68° | Busy | Hot |
Closures, reservations and alerts: Biscayne National Park on nps.gov
All twelve months at Biscayne · National parks to visit in May