Money Key Weather Forecast

    • 73
    • 79

    Partly Sunny

    • 72
    • 79

    Partly Sunny

    • 71
    • 77

    Breezy

    • 72
    • 78

    Breezy

    • 71
    • 77

    Mostly Sunny

    • 71
    • 77

    Partly Sunny

Today 20 Dec Monroe Lower Keys

Partly cloudy Early, becoming mostly sunny. Highs in the upper 70s. Northeast Winds 10 to 15 Mph, becoming east 5 to 10 Mph in the afternoon.

Tonight 20 Dec Monroe Lower Keys

Partly cloudy. Lows in the lower 70s. East Winds 5 to 10 Mph.

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Money Key Temperature Statistics

December Temperature

The Florida Keys - Marathon International Airport (10.6 miles)

  • Lowest 11 December, 2025

    66.9 °F

  • Average December

    75.7 °F

  • Highest 1 December, 2025

    82 °F

Climate (2020–Present)

The Florida Keys - Marathon International Airport (10.6 miles)

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  • Average Low 2020–2025

    75.4 °F

  • Average 2020–2025

    80 °F

  • Average High 2020–2025

    85.1 °F
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