Cape Sable Weather Forecast

    • 74
    • 85

    Mostly Sunny

    • 72
    • 84

    Mostly Sunny

    • 72
    • 84

    Mostly Sunny

    • 72
    • 83

    Rain Showers Likely

    • 72
    • 82

    Rain Showers Likely

    • 72
    • 82

    Rain Showers Likely

    • 72
    • 82

    Chance Thunderstorms

Today 19 Oct Mainland Monroe

Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Breezy with Highs in the mid 80s. Chance of rain 30 percent.

Tonight 19 Oct Mainland Monroe

Mostly clear. Lows in the lower 70s. Northeast Winds 15 to 20 Mph. Gusts up to 35 Mph, decreasing to 25 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cape Sable Temperature Statistics

October Temperature

The Florida Keys - Marathon International Airport (26.7 miles)

  • Lowest 1 October, 2026

    76.6 °F

  • Average October

    84.9 °F

  • Highest 12 October, 2026

    90.6 °F

Climate (2021–2026)

The Florida Keys - Marathon International Airport (26.7 miles)

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  • Average Low 2021–2026

    75.6 °F

  • Average 2021–2026

    80.2 °F

  • Average High 2021–2026

    85.1 °F
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