Sherman Weather Forecast

    • 61
    • 79

    Thunderstorms Likely

    • 56
    • 79

    Chance Rain Showers

    • 55
    • 85

    Rain Showers

    • 38
    • 68

    Chance Rain Showers

    • 37
    • 58

    Mostly Sunny

    • 44
    • 65

    Mostly Sunny

Today 15 Apr Sangamon

Showers likely with a chance of Thunderstorms this Morning, then Showers and Thunderstorms likely this afternoon. Highs in the upper 70s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

Tonight 15 Apr Sangamon

Showers likely. Thunderstorms Likely, mainly in the evening. Lows in the lower 60s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sherman Temperature Statistics

April Temperature

Springfield - Abraham Lincoln Capital Airport (5 miles)

  • Lowest 7 April, 2026

    35.7 °F

  • Average April

    57.1 °F

  • Highest 9 April, 2026

    81.6 °F

Climate (2021–Present)

Springfield - Abraham Lincoln Capital Airport (5 miles)

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  • Average Low 2021–2026

    44.9 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    65.4 °F
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