Forsythe Woods County Forest Preserve Weather Forecast

    • 61
    • 84

    Partly Sunny

    • 58
    • 85

    Partly Sunny

    • 54
    • 77

    Mostly Sunny

    • 55
    • 81

    Partly Sunny

    • 54
    • 78

    Mostly Sunny

    • 55
    • 77

    Mostly Sunny

Today 26 May Southern Will

Partly cloudy. Highs in the mid 80s. Southeast Winds around 5 Mph.

Tonight 26 May Southern Will

Mostly cloudy in the Evening, then clearing. Lows in the lower 60s. South Winds around 5 Mph.

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Forsythe Woods County Forest Preserve Temperature Statistics

May Temperature

Joliet Regional Airport (14.9 miles)

  • Lowest 2 May, 2026

    29.8 °F

  • Average May

    59.7 °F

  • Highest 17 May, 2026

    86.9 °F

Climate (2021–Present)

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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