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

78°F

26°C

Humidity 85%
Wind Speed E 8 mph
Barometer 30.01 in (1016.9 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Apr 12:53 am EDT
Extended Forecast for

Key West FL

  • Overnight

    Overnight: Mostly cloudy, with a low around 75. East wind around 10 mph.

    Low: 75 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83. East wind around 5 mph.

    High: 83 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 74. North wind 5 to 10 mph.

    Low: 74 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 83. North wind 5 to 10 mph.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers. Mostly cloudy, with a low around 73. Breezy, with a northeast wind 10 to 20 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: A slight chance of showers. Mostly sunny, with a high near 80. Windy. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. Windy.

    Low: 72 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 10%.

    Low: 71 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 75. East wind around 10 mph.
Sunday
Partly sunny, with a high near 83. East wind around 5 mph.
Sunday Night
Mostly cloudy, with a low around 74. North wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 83. North wind 5 to 10 mph.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 73. Breezy, with a northeast wind 10 to 20 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 80. Windy. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 72. Windy.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 10%.
Thursday
A slight chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 10%.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Key West FL
 24.56°N 81.8°W (Elev. 3 ft)
Last Update:
12:15 am EDT Apr 19, 2026
Forecast Valid:
1am EDT Apr 19, 2026-6pm EDT Apr 25, 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