What is the weather like in Biscayne National Park vs Dry Tortugas National Park in September?

In September, Biscayne National Park averages 32°C high / 26°C low with about 182 mm of rain; Dry Tortugas National Park averages 29°C high / 27°C low with about 157 mm.

Biscayne National Park vs Dry Tortugas National Park in September

Dry Tortugas National Park is the better pick in September — 59 vs 48 on SeasonMap's comfort score. Dry Tortugas National Park is sweltering, soaked, clean air, while Biscayne National Park is sweltering, soaked, clean air.

Biscayne National Park vs Dry Tortugas National Park — September climate, side by side

	🇺🇸 Biscayne National Park	🇺🇸 Dry Tortugas National Park
Comfort score	48/100 (F)	59/100 (D)
Feels-like high	37°C	34°C
Avg high / low	32° / 26°	29° / 27°
Rainfall	182 mm	157 mm
Rainy days	16	17
Humidity	83%	79%
Air quality (AQI)	32	35

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Biscayne National Park 🇺🇸 United Statessweltering, soaked, clean air · best January48
Dry Tortugas National Park 🇺🇸 United Statessweltering, soaked, clean air · best February59

Biscayne National Park vs Dry Tortugas National Park in September — FAQ

Is September better in Biscayne National Park or Dry Tortugas National Park?: Dry Tortugas National Park is the better pick in September — 59 vs 48 on SeasonMap's comfort score. Dry Tortugas National Park is sweltering, soaked, clean air, while Biscayne National Park is sweltering, soaked, clean air.
What is the weather like in Biscayne National Park vs Dry Tortugas National Park in September?: In September, Biscayne National Park averages 32°C high / 26°C low with about 182 mm of rain; Dry Tortugas National Park averages 29°C high / 27°C low with about 157 mm.