Onarga Weather Forecast

    • 40
    • 59

    Increasing Clouds

    • 34
    • 56

    Partly Sunny

    • 30
    • 52

    Mostly Cloudy

    • 37
    • 55

    Mostly Sunny

    • 31
    • 61

    Sunny

    • 41
    • 63

    Mostly Sunny

    • 37
    • 65

    Partly Sunny

Today 30 Oct Iroquois

Mostly sunny. Highs in the upper 50s. North Winds 10 to 15 Mph.

Tonight 30 Oct Iroquois

Mostly cloudy. Lows in the upper 30s. Northwest Winds 5 to 10 Mph.

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Onarga Temperature Statistics

October Temperature

Greater Kankakee Airport (25.5 miles)

  • Lowest 24 October, 2025

    30.2 °F

  • Average October

    58.3 °F

  • Highest 3 October, 2025

    89.6 °F

Climate (2020–Present)

Greater Kankakee Airport (25.5 miles)

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  • Average Low 2020–2025

    42.6 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    61.9 °F
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