Rock Run County Forest Preserve Weather Forecast

    • 38
    • 54

    Decreasing Clouds

    • 52
    • 58

    Slight Chance Rain Showers

    • 62
    • 77

    Rain Showers Likely

    • 65
    • 80

    Chance Rain Showers

    • 64
    • 83

    Rain Showers Likely

    • 57
    • 78

    Chance Thunderstorms

    • 57
    • 78

    Chance Rain Showers

Today 10 Apr Northern Will

Mostly cloudy. Isolated Showers and patchy drizzle late in the morning. Highs in the upper 50s. North Winds around 10 Mph. Chance of precipitation 20 percent.

Tonight 10 Apr Northern Will

Partly cloudy. Lows in the upper 30s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Run County Forest Preserve Temperature Statistics

April Temperature

Joliet Regional Airport (1.2 miles)

  • Lowest 7 April, 2026

    31.5 °F

  • Average April

    48.2 °F

  • Highest 8 April, 2026

    73.4 °F

Climate (2021–Present)

Joliet Regional Airport (1.2 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    63.3 °F
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