Watseka Weather Forecast

    • 43
    • 68

    Decreasing Clouds

    • 42
    • 69

    Mostly Sunny

    • 48
    • 74

    Mostly Sunny

    • 53
    • 80

    Partly Sunny

    • 56
    • 84

    Mostly Sunny

    • 55
    • 84

    Mostly Sunny

Today 6 Sep Iroquois

Partly cloudy. Highs in the upper 60s. West Winds 10 to 20 Mph with Gusts up to 25 Mph.

Tonight 6 Sep Iroquois

Partly cloudy early in the Evening, then becoming mostly clear. Lows in the lower 40s. Northwest Winds around 5 Mph.

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Watseka Temperature Statistics

September Temperature

Greater Kankakee Airport (21.1 miles)

  • Lowest 4 September, 2025

    46.4 °F

  • Average September

    63 °F

  • Highest 2 September, 2025

    80.6 °F

Climate (2020–Present)

Greater Kankakee Airport (21.1 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    61.7 °F
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