University of Illinois Springfield Weather Forecast

    • 66
    • 83

    Partly Sunny

    • 64
    • 88

    Slight Chance Thunderstorms

    • 63
    • 85

    Mostly Sunny

    • 61
    • 85

    Mostly Sunny

    • 67
    • 86

    Partly Sunny

    • 72
    • 90

    Partly Sunny

    • 72
    • 91

    Partly Sunny

Today 25 Aug Sangamon

Mostly sunny. Near steady temperature in the lower 80s. Southeast Winds around 5 Mph.

Tonight 25 Aug Sangamon

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 60s. Southeast Winds around 5 Mph.

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University of Illinois Springfield Temperature Statistics

August Temperature

Springfield - Abraham Lincoln Capital Airport (8.7 miles)

  • Lowest 23 August, 2026

    57.9 °F

  • Average August

    76.5 °F

  • Highest 11 August, 2026

    92.6 °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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