University of Illinois Springfield Weather Forecast

    • 48
    • 64

    Mostly Sunny

    • 58
    • 79

    Slight Chance Thunderstorms

    • 58
    • 78

    Mostly Sunny

    • 61
    • 81

    Rain Showers

    • 49
    • 73

    Chance Thunderstorms

    • 48
    • 71

    Chance Rain Showers

Today 20 Apr Sangamon

Areas of frost this morning. Sunny. Highs in the mid 60s. East Winds around 5 Mph, becoming southeast this afternoon.

Tonight 20 Apr Sangamon

Clear in the Evening, then becoming partly cloudy. Not as cool with Lows in the upper 40s. South Winds 5 to 10 Mph.

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University of Illinois Springfield Temperature Statistics

April Temperature

Springfield - Abraham Lincoln Capital Airport (8.7 miles)

  • Lowest 7 April, 2026

    35.7 °F

  • Average April

    61.2 °F

  • Highest 14 April, 2026

    87.7 °F

Climate (2021–Present)

Springfield - Abraham Lincoln Capital Airport (8.7 miles)

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  • Average Low 2021–2026

    45 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    65.5 °F
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