Key West International Airport Weather Forecast

    • 79
    • 87

    Rain Showers Likely

    • 83
    • 89

    Chance Thunderstorms

    • 83
    • 90

    Chance Rain Showers

    • 83
    • 90

    Slight Chance Thunderstorms

    • 83
    • 90

    Mostly Sunny

    • 83
    • 90

    Slight Chance Thunderstorms

Today 23 Jul Monroe Lower Keys

Showers likely with a chance of Thunderstorms. Highs near 90. Southeast Winds 5 to 10 Mph. Chance of rain 60 percent.

Tonight 23 Jul Monroe Lower Keys

Mostly Cloudy, becoming partly cloudy. A chance of Showers and Thunderstorms. Lows in the lower 80s. Southeast Winds 5 to 10 Mph, increasing to near 10 Mph. Chance of rain 40 percent.

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Key West International Airport Temperature Statistics

July Temperature

Key West International Airport (0 miles)

  • Lowest 1 July, 2025

    75.7 °F

  • Average July

    85.6 °F

  • Highest 8 July, 2025

    93.7 °F

Climate (2020–Present)

Key West International Airport (0 miles)

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  • Average Low 2020–2025

    75.6 °F

  • Average 2020–2025

    79.6 °F

  • Average High 2020–2025

    83.8 °F
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