St. Pat's Weather Forecast

    • 55
    • 76

    Mostly Sunny

    • 57
    • 77

    Partly Sunny

    • 63
    • 79

    Partly Sunny

    • 65
    • 82

    Chance Thunderstorms

    • 64
    • 81

    Slight Chance Thunderstorms

    • 63
    • 80

    Partly Sunny

Today 23 Aug Northern Will

Sunny in the Morning, then becoming partly cloudy. Highs in the mid 70s. Northwest Winds 5 to 10 Mph.

Tonight 23 Aug Northern Will

Mostly clear. Lows in the mid 50s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Pat's Temperature Statistics

August Temperature

Joliet Regional Airport (3.7 miles)

  • Lowest 21 August, 2026

    57.6 °F

  • Average August

    74.7 °F

  • Highest 10 August, 2026

    89.4 °F

Climate (2021–2026)

Joliet Regional Airport (3.7 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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