Summerset Lake Weather Forecast

    • 58
    • 76

    Mostly Cloudy

    • 47
    • 74

    Mostly Sunny

    • 58
    • 71

    Mostly Cloudy

    • 19
    • 69

    Rain Likely

    • 16
    • 29

    Mostly Sunny

    • 23
    • 37

    Mostly Sunny

Today 25 Dec Jefferson

Mostly cloudy. Patchy dense fog. Highs in the lower 70s. West Winds around 5 Mph, becoming southeast around 5 Mph this afternoon.

Tonight 25 Dec Jefferson

Mostly cloudy. Lows in the upper 50s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Summerset Lake Temperature Statistics

December Temperature

Farmington Airport (23.6 miles)

  • Lowest 14 December, 2025

    6.8 °F

  • Average December

    34 °F

  • Highest 17 December, 2025

    59 °F

Climate (2020–Present)

Farmington Airport (23.6 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    56.6 °F

  • Average High 2020–2025

    66.7 °F
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