Williams Boulevard Weather Forecast

    • 71
    • 84

    Slight Chance Rain Showers

    • 63
    • 81

    Rain Showers

    • 53
    • 71

    Chance Rain Showers

    • 52
    • 71

    Partly Sunny

    • 48
    • 73

    Mostly Sunny

    • 46
    • 67

    Mostly Sunny

Today 30 Sep Sangamon

Mostly cloudy. A chance of Showers this morning. Highs in the mid 80s. South Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 30 Sep Sangamon

Mostly cloudy. Lows around 70. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Williams Boulevard Temperature Statistics

September Temperature

Springfield - Abraham Lincoln Capital Airport (3.7 miles)

  • Lowest 28 September, 2026

    46 °F

  • Average September

    75.2 °F

  • Highest 2 September, 2026

    100.7 °F

Climate (2021–2026)

Springfield - Abraham Lincoln Capital Airport (3.7 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    65.7 °F
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