Sombrero Beach Weather Forecast

    • 82
    • 90

    Partly Sunny

    • 83
    • 90

    Partly Sunny

    • 82
    • 90

    Mostly Sunny

    • 82
    • 90

    Slight Chance Thunderstorms

    • 83
    • 90

    Chance Thunderstorms

    • 82
    • 90

    Chance Thunderstorms

Today 20 Aug Monroe Middle Keys

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs near 90. Variable Winds near 5 Mph. Chance of rain 10 percent.

Tonight 20 Aug Monroe Middle Keys

Partly cloudy. Lows in the lower 80s. Variable near 5 Mph, becoming southeast to south.

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Sombrero Beach Temperature Statistics

August Temperature

The Florida Keys - Marathon International Airport (3.1 miles)

  • Lowest 12 August, 2026

    77 °F

  • Average August

    86.3 °F

  • Highest 1 August, 2026

    91.7 °F

Climate (2021–2026)

The Florida Keys - Marathon International Airport (3.1 miles)

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  • Average Low 2021–2026

    75.4 °F

  • Average 2021–2026

    80.1 °F

  • Average High 2021–2026

    85.1 °F
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