St. Pat's Weather Forecast

    • 46
    • 73

    Sunny

    • 47
    • 74

    Mostly Sunny

    • 48
    • 73

    Mostly Sunny

    • 50
    • 72

    Partly Sunny

    • 51
    • 75

    Mostly Cloudy

    • 49
    • 71

    Mostly Cloudy

    • 46
    • 65

    Mostly Cloudy

Today 21 Oct Northern Will

Mostly cloudy in the Morning, then becoming partly cloudy. Highs in the mid 60s.

Tonight 21 Oct Northern Will

Clear. Patchy fog late. Lows in the mid 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Pat's Temperature Statistics

October Temperature

Joliet Regional Airport (3.7 miles)

  • Lowest 18 October, 2026

    35.6 °F

  • Average October

    61.1 °F

  • Highest 12 October, 2026

    89.6 °F

Climate (2021–2026)

Joliet Regional Airport (3.7 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    63.3 °F
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