Spanish Harbor - Big Pine Key Weather Forecast

    • 79
    • 85

    Chance Rain Showers

    • 79
    • 85

    Chance Rain Showers

    • 78
    • 85

    Chance Rain Showers

    • 76
    • 85

    Partly Sunny

    • 74
    • 83

    Partly Sunny

    • 71
    • 81

    Partly Sunny

    • 71
    • 79

    Mostly Sunny

Today 25 Oct Monroe Lower Keys

Mostly sunny with a slight chance of Showers. Windy. Highs in the mid 80s. Northeast Winds 15 to 20 Mph with Gusts near 25 Mph. Chance of rain 20 percent.

Tonight 25 Oct Monroe Lower Keys

Partly to mostly cloudy with a chance of Showers. Windy. Lows in the mid to upper 70s. Northeast Winds 15 to 20 Mph with frequent Gusts of 25 to 30 Mph. Chance of rain 30 percent.

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Spanish Harbor - Big Pine Key Temperature Statistics

October Temperature

The Florida Keys - Marathon International Airport (18 miles)

  • Lowest 10 October, 2025

    75 °F

  • Average October

    80.9 °F

  • Highest 2 October, 2025

    88 °F

Climate (2020–Present)

The Florida Keys - Marathon International Airport (18 miles)

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  • Average Low 2020–2025

    75.3 °F

  • Average 2020–2025

    80 °F

  • Average High 2020–2025

    85.1 °F
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