Spanish Harbor Key Weather Forecast

    • 79
    • 87

    Rain Showers Likely

    • 78
    • 86

    Rain Showers Likely

    • 77
    • 86

    Rain Showers Likely

    • 76
    • 85

    Chance Rain Showers

    • 78
    • 85

    Chance Rain Showers

    • 78
    • 85

    Slight Chance Thunderstorms

Today 8 Oct Monroe Lower Keys

Showers likely with a slight chance of Thunderstorms. Highs in the mid to upper 80s. Northeast to east Winds near 10 Mph. Chance of rain 60 percent.

Tonight 8 Oct Monroe Lower Keys

Showers likely with a slight chance of Thunderstorms. Lows in the upper 70s. Northeast Winds near 10 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Spanish Harbor Key Temperature Statistics

October Temperature

The Florida Keys - Marathon International Airport (16.8 miles)

  • Lowest 2 October, 2025

    78.1 °F

  • Average October

    82.3 °F

  • Highest 2 October, 2025

    88 °F

Climate (2020–Present)

The Florida Keys - Marathon International Airport (16.8 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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