St Charles Weather Forecast

    • -5
    • 9

    Chance Snow

    • 27
    • 31

    Blowing Snow

    • 28
    • 43

    Partly Sunny

    • 32
    • 53

    Partly Sunny

    • 24
    • 56

    Partly Sunny

    • 22
    • 38

    Partly Sunny

Today 13 Dec Gregory

Cloudy. A chance of snow early this morning. Snow accumulation around half an inch. Much Colder. Near steady temperature around 7 above. North Winds 5 to 10 Mph. Chance of snow 50 percent. Wind chill Values as low as 12 below.

Tonight 13 Dec Gregory

Partly cloudy. Cold with Lows around 4 below. Northwest Winds around 5 Mph, becoming southwest after midnight. Wind chill Values as low as 20 below.

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St Charles Temperature Statistics

December Temperature

Winner, Bob Wiley Field Airport (42.9 miles)

  • Lowest 1 December, 2025

    10.9 °F

  • Average December

    29.7 °F

  • Highest 9 December, 2025

    63 °F

Climate (2020–Present)

Winner, Bob Wiley Field Airport (42.9 miles)

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  • Average Low 2020–2025

    39.6 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    63.3 °F
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