Cathedral Area Weather Forecast

    • 75
    • 94

    Slight Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 71
    • 89

    Chance Thunderstorms

    • 69
    • 86

    Slight Chance Thunderstorms

    • 66
    • 85

    Slight Chance Thunderstorms

    • 66
    • 83

    Mostly Cloudy

Today 2 Sep Northern Will

Mostly sunny. Hot. Highs in the lower 90s. Southwest Winds 5 to 10 Mph, increasing to 10 to 15 Mph in the afternoon. Heat index Values up to 106.

Tonight 2 Sep Northern Will

Mostly clear. A slight chance of Showers and Thunderstorms late. Humid with Lows in the mid 70s. Southwest Winds around 5 Mph. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cathedral Area Temperature Statistics

September Temperature

Joliet Regional Airport (3.7 miles)

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  • Average September

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Climate (2021–2026)

Joliet Regional Airport (3.7 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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