Summerland Key - Niles Channel Bridge Weather Forecast

    • 69
    • 80

    Partly Sunny

    • 72
    • 78

    Mostly Sunny

    • 71
    • 79

    Partly Sunny

    • 71
    • 78

    Mostly Sunny

    • 72
    • 78

    Mostly Sunny

    • 71
    • 78

    Mostly Sunny

Today 19 Dec Monroe Lower Keys

Partly Sunny, becoming partly cloudy late. A slight chance of Showers. Highs near 80. West Winds 5 to 10 Mph, becoming northwest. Chance of rain 10 percent.

Tonight 19 Dec Monroe Lower Keys

Partly cloudy. Lows in the upper 60s. Northwest to north Winds 5 to 10 Mph.

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Summerland Key - Niles Channel Bridge Temperature Statistics

December Temperature

Key West Naval Air Station (16.2 miles)

  • Lowest 11 December, 2025

    66.9 °F

  • Average December

    75 °F

  • Highest 7 December, 2025

    84.9 °F

Climate (2020–Present)

Key West Naval Air Station (16.2 miles)

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  • Average Low 2020–2025

    77.3 °F

  • Average 2020–2025

    81.8 °F

  • Average High 2020–2025

    86.5 °F
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