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

In September, Dry Tortugas National Park averages 29°C high / 27°C low with about 157 mm of rain; Key West averages 32°C high / 26°C low with about 195 mm.

Dry Tortugas National Park vs Key West in September

Key West is the better pick in September — 76 vs 59 on SeasonMap's comfort score. Key West is sweltering, soaked, clean air, while Dry Tortugas National Park is sweltering, soaked, clean air.

Dry Tortugas National Park vs Key West — September climate, side by side

	🇺🇸 Dry Tortugas National Park	🇺🇸 Key West
Comfort score	59/100 (D)	76/100 (B)
Feels-like high	34°C	37°C
Avg high / low	29° / 27°	32° / 26°
Rainfall	157 mm	195 mm
Rainy days	17	13
Humidity	79%	79%
Air quality (AQI)	35	35

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

Month by month

Dry Tortugas National Park vs Key West in September — FAQ

Is September better in Dry Tortugas National Park or Key West?: Key West is the better pick in September — 76 vs 59 on SeasonMap's comfort score. Key West is sweltering, soaked, clean air, while Dry Tortugas National Park is sweltering, soaked, clean air.
What is the weather like in Dry Tortugas National Park vs Key West in September?: In September, Dry Tortugas National Park averages 29°C high / 27°C low with about 157 mm of rain; Key West averages 32°C high / 26°C low with about 195 mm.