University of Illinois Springfield Weather Forecast

    • 16
    • 67

    Rain

    • 14
    • 25

    Blustery

    • 25
    • 31

    Partly Sunny

    • 22
    • 38

    Mostly Cloudy

    • 17
    • 32

    Partly Sunny

    • 27
    • 37

    Partly Sunny

Today 28 Dec Sangamon

Rain likely with a chance of Thunderstorms. Some Thunderstorms may produce damaging Winds. Breezy with Highs in the upper 60s. Temperature falling into the upper 40s late. West Winds 20 to 25 Mph with Gusts up to 40 Mph. Chance of rain 70 percent.

Tonight 28 Dec Sangamon

Mostly cloudy. A slight chance of snow in the Evening, then a chance of Flurries after midnight. Very windy and much cooler with Lows around 16. West Winds 25 to 35 Mph with Gusts up to 45 Mph. Chance of snow 20 percent. Wind chill Values as low as 5 below after midnight.

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University of Illinois Springfield Temperature Statistics

December Temperature

Springfield - Abraham Lincoln Capital Airport (8.7 miles)

  • Lowest 14 December, 2025

    -6 °F

  • Average December

    30.2 °F

  • Highest 23 December, 2025

    60.1 °F

Climate (2020–Present)

Springfield - Abraham Lincoln Capital Airport (8.7 miles)

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  • Average Low 2020–2025

    44.9 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    65 °F
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