Summitville Weather Forecast

    • 15
    • 53

    Rain

    • 21
    • 25

    Mostly Cloudy

    • 23
    • 44

    Mostly Cloudy

    • 18
    • 31

    Partly Sunny

    • 32
    • 38

    Mostly Cloudy

    • 36
    • 47

    Mostly Cloudy

Today 18 Dec Madison

Showers, breezy with Highs in the lower 50s. South Winds 15 to 25 Mph with Gusts up to 45 Mph. Chance of rain near 100 percent.

Tonight 18 Dec Madison

Scattered rain Showers through midnight. Mostly cloudy with scattered snow Showers. Little or no snow accumulation. Brisk and much Colder with Lows around 16. West Winds 15 to 25 Mph with Gusts up to 35 Mph. Chance of precipitation 50 percent. Wind chill Values as low as 2 below toward daybreak.

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Summitville Temperature Statistics

December Temperature

Marion Municipal Airport (10.6 miles)

  • Lowest 14 December, 2025

    -4.2 °F

  • Average December

    21.9 °F

  • Highest 10 December, 2025

    37.8 °F

Climate (2020–Present)

Marion Municipal Airport (10.6 miles)

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  • Average Low 2020–2025

    42.7 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    61.3 °F
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