Forsythe Woods County Forest Preserve Weather Forecast

    • 70
    • 80

    Rain Showers

    • 73
    • 87

    Rain Showers

    • 66
    • 85

    Chance Thunderstorms

    • 62
    • 81

    Mostly Sunny

    • 67
    • 82

    Chance Rain Showers

    • 63
    • 81

    Chance Thunderstorms

    • 60
    • 77

    Slight Chance Thunderstorms

Today 14 Aug Southern Will

Mostly cloudy. A slight chance of Showers. Temperatures around 80. East Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 14 Aug Southern Will

A chance of Showers in the Evening, then Showers and a chance of Thunderstorms after midnight. Humid. Lows around 70. East Winds 5 to 10 Mph. Chance of precipitation near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Forsythe Woods County Forest Preserve Temperature Statistics

August Temperature

Joliet Regional Airport (14.9 miles)

  • Lowest 3 August, 2026

    60.6 °F

  • Average August

    75.3 °F

  • Highest 10 August, 2026

    89.4 °F

Climate (2021–2026)

Joliet Regional Airport (14.9 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    63.4 °F
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