Big Spanish Channel - Water Key (West End) Weather Forecast

    • 73
    • 78

    Partly Sunny

    • 73
    • 80

    Rain Showers

    • 70
    • 79

    Partly Sunny

    • 72
    • 77

    Partly Sunny

    • 72
    • 79

    Partly Sunny

    • 71
    • 78

    Partly Sunny

Today 17 Dec Monroe Lower Keys

Mostly sunny with a slight chance of Showers. Highs in the upper 70s. East Winds 10 to 15 Mph. Chance of rain 10 percent.

Tonight 17 Dec Monroe Lower Keys

Partly cloudy with a slight chance of Showers. Lows in the lower 70s. East Winds 10 to 15 Mph. Chance of rain 10 percent.

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Big Spanish Channel - Water Key (West End) Temperature Statistics

December Temperature

The Florida Keys - Marathon International Airport (18 miles)

  • Lowest 11 December, 2025

    66.9 °F

  • Average December

    76.1 °F

  • Highest 1 December, 2025

    82 °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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