University of Illinois Springfield Weather Forecast

    • 68
    • 87

    Chance Thunderstorms

    • 75
    • 90

    Chance Thunderstorms

    • 75
    • 92

    Chance Thunderstorms

    • 72
    • 90

    Rain Showers Likely

    • 68
    • 85

    Chance Thunderstorms

    • 64
    • 81

    Chance Rain Showers

Today 8 Aug Sangamon

Mostly sunny. Humid with Highs in the upper 80s. West Winds around 5 Mph.

Tonight 8 Aug Sangamon

Mostly clear in the Evening, then partly cloudy with a chance of Showers and Thunderstorms after midnight. Lows in the upper 60s. Southeast Winds around 5 Mph. Chance of rain 30 percent.

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University of Illinois Springfield Temperature Statistics

August Temperature

Springfield - Abraham Lincoln Capital Airport (8.7 miles)

  • Lowest 3 August, 2026

    60.7 °F

  • Average August

    73.3 °F

  • Highest 4 August, 2026

    87.7 °F

Climate (2021–2026)

Springfield - Abraham Lincoln Capital Airport (8.7 miles)

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  • Average Low 2021–2026

    45 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    65.6 °F
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