Dry Tortugas National Park
Weather History, Monthly Averages & Best Time to Visit
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Best Time to Visit
RecommendedMarch - May, September - November
Spring wildflowers and fall foliage are peak attractions.
AvoidSummer (hot and humid) and peak holiday weekends
Tip: The Smokies can be visited year-round, but expect crowds during leaf season.
Monthly Climate Averages
Historical temperature and precipitation averages for Key West, FL, based on 55+ years of weather data.
Warmest MonthAugustAvg High: 90°F / Low: 79°F
Coldest MonthJanuaryAvg High: 76°F / Low: 65°F
Jan
76°/ 65°
💧 7.6"
Feb
77°/ 66°
💧 8.3"
Mar
80°/ 69°
💧 8.9"
Apr
83°/ 72°
💧 10.9"
May
86°/ 76°
💧 12.5"
Jun
89°/ 78°
💧 12.1"
Jul
90°/ 80°
💧 9.2"
Aug
90°/ 79°
💧 9.5"
Sep
89°/ 79°
💧 10.8"
Oct
86°/ 76°
💧 10.5"
Nov
81°/ 71°
💧 10.1"
Dec
78°/ 68°
💧 8.0"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Data from Key West, FL.
Seasonal Weather
Gateway Cities
Nearby Parks
Official NPS Websitenps.gov/drto
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