Iroquois Weather Forecast

    • 51
    • 80

    Chance Rain Showers

    • 62
    • 77

    Partly Sunny

    • 67
    • 91

    Rain Showers Likely

    • 68
    • 87

    Rain Showers Likely

    • 62
    • 85

    Chance Rain Showers

    • 58
    • 80

    Chance Rain Showers

Today 13 Sep Iroquois

Partly cloudy in the Morning, then becoming mostly cloudy. A slight chance of Showers and Thunderstorms early in the afternoon. A chance of Showers late. Highs around 80. North Winds 5 to 10 Mph. Chance of precipitation 30 percent.

Tonight 13 Sep Iroquois

Partly cloudy in the Evening, then clearing. Lows in the lower 50s. Northeast Winds around 5 Mph.

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Iroquois Temperature Statistics

September Temperature

Greater Kankakee Airport (21.7 miles)

  • Lowest 7 September, 2026

    56.8 °F

  • Average September

    76.5 °F

  • Highest 1 September, 2026

    94.3 °F

Climate (2021–2026)

Greater Kankakee Airport (21.7 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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