Peotone Weather Forecast

    • 52
    • 65

    Chance Rain Showers

    • 51
    • 64

    Mostly Cloudy

    • 50
    • 67

    Partly Sunny

    • 51
    • 68

    Mostly Cloudy

    • 50
    • 69

    Mostly Cloudy

    • 52
    • 72

    Mostly Cloudy

Today 21 Sep Eastern Will

Cloudy. A slight chance of Showers in the morning. Highs in the lower 60s. Northeast Winds 10 to 15 Mph. Chance of precipitation 20 percent.

Tonight 21 Sep Eastern Will

Mostly cloudy. Lows in the lower 50s. Northeast Winds around 10 Mph.

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Peotone Temperature Statistics

September Temperature

Greater Kankakee Airport (18 miles)

  • Lowest 14 September, 2026

    49.1 °F

  • Average September

    74 °F

  • Highest 1 September, 2026

    94.3 °F

Climate (2021–2026)

Greater Kankakee Airport (18 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    62.6 °F
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