Fiesta Key Weather Forecast

    • 77
    • 83

    Mostly Sunny

    • 78
    • 83

    Chance Rain Showers

    • 78
    • 83

    Chance Rain Showers

    • 78
    • 83

    Chance Rain Showers

    • 76
    • 83

    Slight Chance Rain Showers

    • 75
    • 82

    Partly Sunny

Today 23 Oct Monroe Middle Keys

Mostly sunny with a slight chance of Showers. Becoming breezy. Highs in the mid 80s. Northeast to east Winds 10 to 15 Mph, increasing to 15 to 20 Mph. Chance of rain 10 percent.

Tonight 23 Oct Monroe Middle Keys

Mostly clear with a slight chance of Showers. Breezy. Lows in the mid to upper 70s. Northeast Winds 15 to 20 Mph. Chance of rain 10 percent.

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Fiesta Key Temperature Statistics

October Temperature

The Florida Keys - Marathon International Airport (17.4 miles)

  • Lowest 10 October, 2025

    75 °F

  • Average October

    80.8 °F

  • Highest 2 October, 2025

    88 °F

Climate (2020–Present)

The Florida Keys - Marathon International Airport (17.4 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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