Rock Run Rookery Weather Forecast

    • 51
    • 79

    Rain Showers

    • 41
    • 64

    Becoming Sunny

    • 50
    • 70

    Rain Showers

    • 57
    • 79

    Thunderstorms

    • 59
    • 86

    Thunderstorms

    • 64
    • 84

    Thunderstorms

    • 61
    • 86

    Thunderstorms

Today 12 May Northern Will

Partly cloudy late in the Morning, then becoming mostly cloudy. Scattered Showers and Thunderstorms late. Windy. Highs in the upper 70s. South Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming southwest 15 to 25 Mph with Gusts up to 40 Mph in the afternoon. Chance of precipitation 30 percent.

Tonight 12 May Northern Will

Mostly cloudy in the evening then clearing. Scattered Showers with isolated Thunderstorms early in the evening. Lows in the lower 50s. Southwest Winds 10 to 15 Mph, becoming northwest after midnight. Gusts up to 25 Mph. Chance of precipitation 50 percent.

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Rock Run Rookery Temperature Statistics

May Temperature

Joliet Regional Airport (3.1 miles)

  • Lowest 2 May, 2026

    29.8 °F

  • Average May

    54.7 °F

  • Highest 4 May, 2026

    81.7 °F

Climate (2021–Present)

Joliet Regional Airport (3.1 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    63.4 °F
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