Sand Key Lighthouse Weather Forecast

    • 73
    • 78

    Mostly Sunny

    • 75
    • 79

    Mostly Sunny

    • 76
    • 79

    Mostly Sunny

    • 71
    • 79

    Partly Sunny

    • 68
    • 76

    Rain Showers

    • 71
    • 75

    Mostly Sunny

    • 73
    • 76

    Mostly Sunny

Today 13 Mar Monroe Lower Keys

Partly sunny with a slight chance of Showers. Highs near 80. East to southeast Winds 10 to 15 Mph. Chance of rain 10 percent.

Tonight 13 Mar Monroe Lower Keys

Mostly clear. Lows in the lower 70s. East to southeast Winds near 10 Mph, becoming light and variable early this evening.

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Sand Key Lighthouse Temperature Statistics

March Temperature

Key West International Airport (10.6 miles)

  • Lowest 7 March, 2025

    63.6 °F

  • Average March

    73.2 °F

  • Highest 5 March, 2025

    81.6 °F

Climate (2020–Present)

Key West International Airport (10.6 miles)

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  • Average Low 2020–2025

    75.7 °F

  • Average 2020–2025

    79.6 °F

  • Average High 2020–2025

    83.9 °F
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