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

Miami, Miami International Airport (KMIA)

Lat: 25.79°NLon: 80.32°WElev: 10ft.

A Few Clouds

71°F

22°C

Humidity 96%
Wind Speed E 3 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 7 Dec 5:53 am EST
Extended Forecast for

Key Biscayne FL

  • Today

    Today: Mostly sunny, with a high near 82. Light and variable wind becoming south 6 to 11 mph in the morning.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 75. Southwest wind 9 to 11 mph.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 83. West wind 10 to 14 mph. Chance of precipitation is 30%.

    High: 83 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 72. Breezy, with a west wind 11 to 16 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 72 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 77. Northeast wind 13 to 15 mph, with gusts as high as 18 mph.

    High: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 73. Northeast wind 9 to 11 mph.

    Low: 73 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 78. East wind around 9 mph.

    High: 78 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69. South wind around 7 mph becoming northwest after midnight.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 78. Northwest wind around 8 mph becoming east in the afternoon.

    High: 78 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 82. Light and variable wind becoming south 6 to 11 mph in the morning.
Tonight
Partly cloudy, with a low around 75. Southwest wind 9 to 11 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 83. West wind 10 to 14 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 72. Breezy, with a west wind 11 to 16 mph becoming north after midnight. Winds could gust as high as 20 mph.
Tuesday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 77. Northeast wind 13 to 15 mph, with gusts as high as 18 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 73. Northeast wind 9 to 11 mph.
Wednesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 78. East wind around 9 mph.
Wednesday Night
Partly cloudy, with a low around 69. South wind around 7 mph becoming northwest after midnight.
Thursday
Sunny, with a high near 78. Northwest wind around 8 mph becoming east in the afternoon.
Thursday Night
Partly cloudy, with a low around 71.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 80.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 78. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Key Biscayne FL
 25.69°N 80.17°W
Last Update:
2:31 am EST Dec 7, 2025
Forecast Valid:
6am EST Dec 7, 2025-6pm EST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation