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 63%
Wind Speed NA
Barometer 29.92 in (1013.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 12 May 5:53 pm EDT
Extended Forecast for

Key West FL

  • Tonight

    Tonight: Partly cloudy, with a low around 80. Calm wind.

    Low: 80 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 91. West wind 5 to 10 mph.

    High: 91 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 79. West wind around 15 mph. Chance of precipitation is 20%.

    Low: 79 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Northwest wind around 10 mph. Chance of precipitation is 10%.

    High: 89 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 79. Northwest wind around 10 mph.

    Low: 79 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 80.

    Low: 80 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 80. Calm wind.
Wednesday
Mostly cloudy, with a high near 91. West wind 5 to 10 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 79. West wind around 15 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Northwest wind around 10 mph. Chance of precipitation is 10%.
Thursday Night
Mostly clear, with a low around 79. Northwest wind around 10 mph.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 79.
Saturday
Sunny, with a high near 91.
Saturday Night
Partly cloudy, with a low around 80.
Sunday
Sunny, with a high near 91.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 80. Chance of precipitation is 10%.
Monday
Mostly sunny, with a high near 91.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 81. Chance of precipitation is 20%.
Tuesday
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 12, 2026
Forecast Valid:
6pm EDT May 12, 2026-6pm EDT May 19, 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