Green Haven Weather Forecast

    • 69
    • 97

    Thunderstorms Likely

    • 73
    • 86

    Rain Showers Likely

    • 69
    • 91

    Chance Thunderstorms

    • 71
    • 91

    Slight Chance Thunderstorms

    • 69
    • 93

    Chance Rain Showers

    • 64
    • 86

    Chance Rain Showers

    • 60
    • 79

    Partly Sunny

Today 15 Sep Sangamon

Mostly sunny. Highs in the upper 70s.

Tonight 15 Sep Sangamon

Mostly cloudy with Thunderstorms likely. Showers likely. Lows around 70. East Winds around 5 Mph, becoming northeast. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Haven Temperature Statistics

September Temperature

Springfield - Abraham Lincoln Capital Airport (1.2 miles)

  • Lowest 13 September, 2026

    57.9 °F

  • Average September

    79.7 °F

  • Highest 2 September, 2026

    100.7 °F

Climate (2021–2026)

Springfield - Abraham Lincoln Capital Airport (1.2 miles)

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  • Average Low 2021–2026

    45 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    65.7 °F
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