Cape Sable Weather Forecast

    • 72
    • 80

    Chance Rain Showers

    • 73
    • 79

    Slight Chance Thunderstorms

    • 73
    • 79

    Chance Rain Showers

    • 72
    • 80

    Chance Rain Showers

    • 72
    • 80

    Slight Chance Thunderstorms

    • 72
    • 80

    Slight Chance Thunderstorms

Today 31 Mar Mainland Monroe

Mostly sunny. A chance of Showers in the afternoon. Highs in the mid 80s. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 30 percent.

Tonight 31 Mar Mainland Monroe

Partly cloudy. Lows in the mid 60s. East Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cape Sable Temperature Statistics

March Temperature

The Florida Keys - Marathon International Airport (26.7 miles)

  • Lowest 18 March, 2026

    61.6 °F

  • Average March

    76.3 °F

  • Highest 16 March, 2026

    84.7 °F

Climate (2021–Present)

The Florida Keys - Marathon International Airport (26.7 miles)

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  • Average Low 2021–2026

    75.3 °F

  • Average 2021–2026

    80 °F

  • Average High 2021–2026

    85.1 °F
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