Sombrero Beach Weather Forecast

    • 80
    • 88

    Chance Thunderstorms

    • 80
    • 89

    Chance Thunderstorms

    • 80
    • 89

    Chance Thunderstorms

    • 79
    • 89

    Chance Thunderstorms

    • 79
    • 88

    Chance Thunderstorms

    • 80
    • 87

    Chance Thunderstorms

Today 8 Sep Monroe Middle Keys

Partly sunny with a chance of Showers and Thunderstorms. Highs in the upper 80s. South Winds near 5 Mph. Chance of rain 50 percent.

Tonight 8 Sep Monroe Middle Keys

Partly to mostly cloudy with a chance of Showers and Thunderstorms. Lows near 80. South Winds 5 to 10 Mph. Chance of rain 50 percent.

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Sombrero Beach Temperature Statistics

September Temperature

The Florida Keys - Marathon International Airport (3.1 miles)

  • Lowest 4 September, 2025

    75 °F

  • Average September

    82 °F

  • Highest 1 September, 2025

    88 °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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