St. Pat's Weather Forecast

    • 54
    • 79

    Mostly Cloudy

    • 56
    • 79

    Mostly Cloudy

    • 56
    • 81

    Partly Sunny

    • 53
    • 80

    Sunny

    • 58
    • 84

    Mostly Sunny

    • 65
    • 87

    Partly Sunny

    • 66
    • 87

    Chance Thunderstorms

Today 30 May Northern Will

Mostly cloudy. Temperatures in the upper 70s. East Winds 10 to 15 Mph.

Tonight 30 May Northern Will

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 50s. East Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Pat's Temperature Statistics

May Temperature

Joliet Regional Airport (3.7 miles)

  • Lowest 2 May, 2026

    29.8 °F

  • Average May

    61.6 °F

  • Highest 27 May, 2026

    87.6 °F

Climate (2021–Present)

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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