Marquesas Keys Weather Forecast

    • 84
    • 88

    Rain Showers Likely

    • 85
    • 88

    Chance Thunderstorms

    • 85
    • 88

    Chance Thunderstorms

    • 84
    • 88

    Slight Chance Thunderstorms

    • 84
    • 88

    Slight Chance Thunderstorms

    • 84
    • 88

    Partly Sunny

Today 6 Aug Monroe Lower Keys

Showers likely with a chance of Thunderstorms. Highs near 90. East Winds 10 to 15 Mph. Chance of rain 60 percent.

Tonight 6 Aug Monroe Lower Keys

Showers likely with a chance of Thunderstorms. Lows in the lower to mid 80s. East Winds 10 to 15 Mph. Chance of rain 60 percent.

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Marquesas Keys Temperature Statistics

August Temperature

Key West International Airport (23 miles)

  • Lowest 3 August, 2026

    77 °F

  • Average August

    87.4 °F

  • Highest 1 August, 2026

    93.7 °F

Climate (2021–2026)

Key West International Airport (23 miles)

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  • Average Low 2021–2026

    75.7 °F

  • Average 2021–2026

    79.7 °F

  • Average High 2021–2026

    84.1 °F
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