Biscayne National Park weather in January
January in Biscayne National Park: warm, a little rain, with clean air — one of the best months to visit.
#2 of 12 months in Biscayne National Park · #176 of 604 destinations to visit in January · comfort 79/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Biscayne National Park climate normals — January
| Daytime high | 24°C / 76°F | 🌤 warm |
|---|---|---|
| Nighttime low | 18°C / 65°F | |
| Feels like (high) | 25°C / 77°F | |
| Rainfall | 39 mm / 1.5 in | 🌦 some rain |
| Rainy days | 6 days | |
| Humidity | 76% | 💦 very humid |
| Dew point | 16°C / 61°F | |
| Sunshine | 9 h/day | |
| Daylight | 10.8 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 38 | 🍃 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 January — FAQ
- Is January a good time to visit Biscayne National Park?
- January in Biscayne National Park: warm, a little rain, with clean air — one of the best months to visit. It ranks #2 of 12 months for Biscayne National Park on SeasonMap's comfort score (79/100).
- What is the weather like in Biscayne National Park in January?
- In January, Biscayne National Park averages a daily high of 24.3°C and a low of 18.4°C, with about 38.7 mm of rain over roughly 5.8 rainy days.
- What is the air quality in Biscayne National Park in January?
- Biscayne National Park has a mean US Air Quality Index of about 38 in January.