Rock Run Rookery Weather Forecast

    • 57
    • 85

    Mostly Sunny

    • 58
    • 87

    Mostly Sunny

    • 63
    • 89

    Partly Sunny

    • 63
    • 85

    Chance Rain Showers

    • 63
    • 84

    Chance Rain Showers

    • 65
    • 83

    Chance Rain Showers

    • 62
    • 81

    Chance Rain Showers

Today 16 Sep Northern Will

Mostly sunny. Highs in the lower 80s. East Winds 5 to 10 Mph.

Tonight 16 Sep Northern Will

Mostly clear. Patchy fog late. Lows in the upper 50s. East Winds around 5 Mph in the Evening, becoming light and variable.

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Rock Run Rookery Temperature Statistics

September Temperature

Joliet Regional Airport (3.1 miles)

  • Lowest 7 September, 2025

    40.1 °F

  • Average September

    64.9 °F

  • Highest 14 September, 2025

    88.5 °F

Climate (2020–Present)

Joliet Regional Airport (3.1 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    63 °F
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