Mount Vernon Weather Forecast

    • 27
    • 44

    Mostly Cloudy

    • 25
    • 37

    Partly Sunny

    • 40
    • 48

    Mostly Cloudy

    • 27
    • 51

    Chance Rain/Snow

    • 21
    • 38

    Chance Rain/Snow

    • 8
    • 30

    Partly Sunny

    • 9
    • 22

    Mostly Cloudy

Today 7 Dec Posey

Cloudy. Near steady temperature in the lower 40s. North Winds 5 to 10 Mph.

Tonight 7 Dec Posey

Cloudy. A chance of Sprinkles this Evening, then a chance of Flurries with a slight chance of rain after midnight. Lows in the mid 20s. North Winds 10 to 15 Mph. Chance of precipitation 20 percent.

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Mount Vernon Temperature Statistics

December Temperature

Henderson City (13.7 miles)

  • Lowest 3 December, 2025

    24.1 °F

  • Average December

    29.9 °F

  • Highest 5 December, 2025

    39 °F

Climate (2020–Present)

Henderson City (13.7 miles)

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  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    57.6 °F

  • Average High 2020–2025

    67.7 °F
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