Joliet Weather Forecast

    • 56
    • 71

    Partly Sunny

    • 62
    • 77

    Mostly Cloudy

    • 51
    • 74

    Rain Showers

    • 42
    • 59

    Chance Rain Showers

    • 47
    • 65

    Mostly Sunny

    • 45
    • 65

    Slight Chance Rain Showers

Today 16 Oct Northern Will

Mostly cloudy in the Morning, then becoming partly cloudy. Highs around 70. Southeast Winds 5 to 10 Mph.

Tonight 16 Oct Northern Will

Partly cloudy. Lows in the mid 50s. Southeast Winds 5 to 10 Mph.

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Joliet Temperature Statistics

October Temperature

Joliet Regional Airport (5 miles)

  • Lowest 9 October, 2025

    40.6 °F

  • Average October

    64.6 °F

  • Highest 3 October, 2025

    89.4 °F

Climate (2020–Present)

Joliet Regional Airport (5 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    63.1 °F
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