Sombrero Beach Weather Forecast

    • 66
    • 77

    Mostly Sunny

    • 56
    • 73

    Partly Sunny

    • 57
    • 68

    Mostly Sunny

    • 61
    • 68

    Sunny

    • 65
    • 72

    Mostly Sunny

    • 68
    • 75

    Mostly Sunny

Today 29 Dec Monroe Middle Keys

Mostly sunny. Highs in the upper 70s. Northeast Winds near 5 Mph, becoming northwest this afternoon.

Tonight 29 Dec Monroe Middle Keys

Partly cloudy. Lows in the mid to upper 60s. Northwest Winds 5 to 10 Mph.

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Sombrero Beach Temperature Statistics

December Temperature

The Florida Keys - Marathon International Airport (3.1 miles)

  • Lowest 11 December, 2025

    66.9 °F

  • Average December

    75.2 °F

  • Highest 1 December, 2025

    82 °F

Climate (2020–Present)

The Florida Keys - Marathon International Airport (3.1 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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