Champaign Weather Forecast

    • 48
    • 78

    Partly Sunny

    • 52
    • 77

    Mostly Sunny

    • 62
    • 81

    Partly Sunny

    • 67
    • 82

    Mostly Cloudy

    • 60
    • 81

    Rain Showers Likely

    • 52
    • 68

    Slight Chance Thunderstorms

    • 53
    • 67

    Slight Chance Thunderstorms

Today 27 Sep Champaign

Mostly sunny. Near steady temperature in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 27 Sep Champaign

Partly cloudy. Lows in the upper 40s. North Winds around 5 Mph.

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Champaign Temperature Statistics

September Temperature

University of Illinois - Willard (5.6 miles)

  • Lowest 14 September, 2026

    54.6 °F

  • Average September

    74.2 °F

  • Highest 15 September, 2026

    97.6 °F

Climate (2021–2026)

University of Illinois - Willard (5.6 miles)

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  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    54.8 °F

  • Average High 2021–2026

    65.2 °F
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