Sand Key Lighthouse Weather Forecast

    • 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 14 Mar Monroe Lower Keys

Mostly sunny. Highs in the lower 80s. East to southeast Winds near 5 Mph, increasing to 5 to 10 Mph.

Tonight 14 Mar Monroe Lower Keys

Mostly clear. Lows in the lower to mid 70s. East to southeast Winds 5 to 10 Mph, increasing to near 10 Mph.

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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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