Peotone Weather Forecast

    • 69
    • 85

    Slight Chance Thunderstorms

    • 71
    • 90

    Chance Thunderstorms

    • 66
    • 87

    Chance Thunderstorms

    • 62
    • 78

    Partly Sunny

    • 61
    • 81

    Mostly Sunny

    • 63
    • 85

    Mostly Sunny

Today 17 Aug Eastern Will

Mostly cloudy through mid Afternoon, then becoming partly cloudy. A slight chance of Showers and Thunderstorms in the morning. Highs in the mid 80s. North Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 17 Aug Eastern Will

Mostly clear early in the Evening, then becoming partly cloudy. A slight chance of Showers and Thunderstorms after midnight. Lows in the upper 60s. East Winds 5 to 10 Mph. Chance of precipitation 20 percent.

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Peotone Temperature Statistics

August Temperature

Greater Kankakee Airport (18 miles)

  • Lowest 3 August, 2025

    55.4 °F

  • Average August

    73.5 °F

  • Highest 9 August, 2025

    89.1 °F

Climate (2020–Present)

Greater Kankakee Airport (18 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    61.7 °F
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