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.

A Few Clouds

82°F

28°C

Humidity 77%
Wind Speed SE 13 mph
Barometer 29.99 in (1016.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 18 Apr 2:53 pm EDT
Extended Forecast for

Key West FL

  • This Afternoon

    This Afternoon: Sunny, with a high near 84. East wind around 10 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 75. East wind around 10 mph.

    Low: 75 °F

    Partly 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. 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: Partly cloudy, with a low around 71. Windy.

    Low: 71 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Windy.

    High: 80 °F

    Mostly Sunny
    and Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 84. East wind around 10 mph.
Tonight
Partly 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. 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
Partly cloudy, with a low around 71. Windy.
Wednesday
Mostly sunny, with a high near 80. Windy.
Wednesday Night
Mostly cloudy, with a low around 71. Breezy.
Thursday
A slight chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 73. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 82.
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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:
2:15 pm EDT Apr 18, 2026
Forecast Valid:
3pm EDT Apr 18, 2026-6pm EDT Apr 24, 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