Fleming Key Weather Forecast

    • 83
    • 90

    Chance Rain Showers

    • 83
    • 90

    Chance Rain Showers

    • 84
    • 90

    Chance Rain Showers

    • 84
    • 90

    Chance Rain Showers

    • 83
    • 90

    Chance Rain Showers

    • 84
    • 90

    Chance Rain Showers

Today 18 Aug Monroe Lower Keys

Partly cloudy with a chance of Showers and a slight chance of Thunderstorms. Highs near 90. East Winds near 5 Mph. Chance of rain 30 percent.

Tonight 18 Aug Monroe Lower Keys

Mostly clear with a chance of Showers and a slight chance of Thunderstorms. Lows in the lower 80s. Northwest Winds 5 to 10 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fleming Key Temperature Statistics

August Temperature

Key West International Airport (3.1 miles)

  • Lowest 8 August, 2025

    75.7 °F

  • Average August

    86.8 °F

  • Highest 1 August, 2025

    93.7 °F

Climate (2020–Present)

Key West International Airport (3.1 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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