Biscayne National Park weather in April
April in Biscayne National Park: hot, a little rain, with clean air — a great time to visit.
#5 of 12 months in Biscayne National Park · #434 of 604 destinations to visit in April · comfort 72/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Biscayne National Park climate normals — April
| Daytime high | 28°C / 83°F | 🥵 hot |
|---|---|---|
| Nighttime low | 23°C / 73°F | |
| Feels like (high) | 31°C / 88°F | |
| Rainfall | 72 mm / 2.9 in | 🌦 some rain |
| Rainy days | 12 days | |
| Humidity | 75% | 💧 humid |
| Dew point | 20°C / 68°F | |
| Sunshine | 11.2 h/day | |
| Daylight | 12.8 h | |
| Wind | 22 km/h / 14 mph | |
| Air quality (US AQI) | 42 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Biscayne National Park?
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Biscayne National Park in April — FAQ
- Is April a good time to visit Biscayne National Park?
- April in Biscayne National Park: hot, a little rain, with clean air — a great time to visit. It ranks #5 of 12 months for Biscayne National Park on SeasonMap's comfort score (72/100).
- What is the weather like in Biscayne National Park in April?
- In April, Biscayne National Park averages a daily high of 28.2°C and a low of 22.8°C, with about 72.4 mm of rain over roughly 11.8 rainy days.
- What is the air quality in Biscayne National Park in April?
- Biscayne National Park has a mean US Air Quality Index of about 42 in April.