Patterson Springs Weather Forecast

    • 61
    • 85

    Chance Rain Showers

    • 55
    • 69

    Chance Rain Showers

    • 52
    • 69

    Mostly Cloudy

    • 52
    • 70

    Partly Sunny

    • 53
    • 72

    Mostly Cloudy

    • 50
    • 73

    Partly Sunny

    • 53
    • 76

    Mostly Cloudy

Today 20 Sep Douglas

Partly cloudy. Lows in the lower 50s. Highs around 80.

Tonight 20 Sep Douglas

Mostly cloudy with a chance of Thunderstorms. A chance of Showers. Cooler with Lows in the lower 60s. Northeast Winds around 10 Mph. Chance of rain 50 percent.

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Patterson Springs Temperature Statistics

September Temperature

University of Illinois - Willard (16.8 miles)

  • Lowest 14 September, 2026

    54.6 °F

  • Average September

    76.7 °F

  • Highest 15 September, 2026

    97.6 °F

Climate (2021–2026)

University of Illinois - Willard (16.8 miles)

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  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    65.2 °F
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