St. Pat's Weather Forecast

    • 61
    • 83

    Partly Sunny

    • 62
    • 81

    Increasing Clouds

    • 71
    • 88

    Rain Showers Likely

    • 64
    • 87

    Rain Showers Likely

    • 59
    • 80

    Mostly Sunny

    • 63
    • 83

    Slight Chance Rain Showers

    • 65
    • 86

    Chance Rain Showers

Today 6 Sep Northern Will

Partly cloudy. Temperatures in the upper 70s. Northeast Winds around 10 Mph.

Tonight 6 Sep Northern Will

Partly cloudy. Lows around 60. East Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Pat's Temperature Statistics

September Temperature

Joliet Regional Airport (3.7 miles)

  • Lowest 2 September, 2026

    72.9 °F

  • Average September

    83.7 °F

  • Highest 2 September, 2026

    95.9 °F

Climate (2021–2026)

Joliet Regional Airport (3.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    63.4 °F
Get WillyWeather+ to remove ads