Symerton Weather Forecast

    • 55
    • 76

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

    • 47
    • 71

    Mostly Sunny

    • 56
    • 73

    Mostly Sunny

    • 60
    • 83

    Partly Sunny

    • 55
    • 77

    Partly Sunny

    • 56
    • 77

    Chance Rain Showers

Today 6 Oct Southern Will

Partly cloudy. A chance of Showers in the morning. Highs in the lower 70s. Chance of precipitation 30 percent.

Tonight 6 Oct Southern Will

Mostly clear. Lows in the mid 50s. Southwest Winds 5 to 10 Mph.

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Symerton Temperature Statistics

October Temperature

Joliet Regional Airport (14.3 miles)

  • Lowest 3 October, 2026

    43.9 °F

  • Average October

    61.5 °F

  • Highest 4 October, 2026

    75.7 °F

Climate (2021–2026)

Joliet Regional Airport (14.3 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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