Champaign Weather Forecast

    • 29
    • 35

    Patchy Freezing Fog

    • 32
    • 38

    Mostly Cloudy

    • 14
    • 49

    Rain

    • 24
    • 29

    Partly Sunny

    • 26
    • 45

    Mostly Cloudy

    • 29
    • 39

    Mostly Cloudy

Today 16 Dec Champaign

Sunny. Not as cool with Highs in the mid 30s. South Winds 10 to 15 Mph.

Tonight 16 Dec Champaign

Mostly clear and not as cool. Near steady temperature around 16. South Winds 5 to 10 Mph.

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Champaign Temperature Statistics

December Temperature

University of Illinois - Willard (5.6 miles)

  • Lowest 13 December, 2025

    -2.9 °F

  • Average December

    23.4 °F

  • Highest 10 December, 2025

    39 °F

Climate (2020–Present)

University of Illinois - Willard (5.6 miles)

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  • Average Low 2020–2025

    44.2 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    64.8 °F
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