Onarga Weather Forecast

    • 28
    • 45

    Mostly Sunny

    • 39
    • 50

    Rain Showers

    • 26
    • 45

    Rain Showers Likely

    • 34
    • 41

    Mostly Cloudy

    • 31
    • 52

    Mostly Cloudy

    • 24
    • 42

    Mostly Cloudy

Today 29 Jan Iroquois

Mostly sunny. Continued mild. Highs in the mid 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 29 Jan Iroquois

Mostly clear. Lows in the upper 20s. Southwest Winds around 5 Mph in the Evening, becoming south after midnight.

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Onarga Temperature Statistics

January Temperature

Greater Kankakee Airport (25.5 miles)

  • Lowest 21 January, 2025

    -7.2 °F

  • Average January

    19.4 °F

  • Highest 17 January, 2025

    40.5 °F

Climate (2020–Present)

Greater Kankakee Airport (25.5 miles)

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  • Average Low 2020–2025

    42.3 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    61.4 °F
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