National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Fair

87°F

31°C

Humidity 65%
Wind Speed SE 9 mph
Barometer 29.88 in (1012.3 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 9 May 5:53 pm EDT
Extended Forecast for

Key West FL

  • Tonight

    Tonight: Mostly cloudy, with a low around 81. Southeast wind 5 to 10 mph.

    Low: 81 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southeast wind around 10 mph. Chance of precipitation is 10%.

    High: 91 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 81. East wind around 10 mph. Chance of precipitation is 10%.

    Low: 81 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 91. Southeast wind 5 to 10 mph.

    High: 91 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers. Partly cloudy, with a low around 80. Calm wind. Chance of precipitation is 10%.

    Low: 80 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers. Partly sunny, with a high near 90. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 79.

    Low: 79 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 90.

    High: 90 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 79.

    Low: 79 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 81. Southeast wind 5 to 10 mph.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southeast wind around 10 mph. Chance of precipitation is 10%.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 81. East wind around 10 mph. Chance of precipitation is 10%.
Monday
Partly sunny, with a high near 91. Southeast wind 5 to 10 mph.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 80. Calm wind. Chance of precipitation is 10%.
Tuesday
A slight chance of showers. Partly sunny, with a high near 90. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 79.
Wednesday
Partly sunny, with a high near 90.
Wednesday Night
Mostly cloudy, with a low around 79.
Thursday
Partly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 79.
Friday
Mostly sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 80.
Saturday
A slight chance of showers. Mostly sunny, with a high near 91. Chance of precipitation is 10%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Key West FL
 24.55°N 81.77°W (Elev. 7 ft)
Last Update:
6:15 pm EDT May 9, 2026
Forecast Valid:
6pm EDT May 9, 2026-6pm EDT May 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation