Joliet Weather Forecast

    • 62
    • 77

    Mostly Cloudy

    • 68
    • 84

    Rain Showers Likely

    • 69
    • 86

    Thunderstorms Likely

    • 67
    • 82

    Chance Thunderstorms

    • 71
    • 87

    Chance Thunderstorms

    • 73
    • 92

    Slight Chance Thunderstorms

Today 17 Jul Northern Will

Mostly cloudy. Highs in the upper 70s. North Winds around 10 Mph, becoming northeast in the afternoon.

Tonight 17 Jul Northern Will

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the lower 60s. Northeast Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Joliet Temperature Statistics

July Temperature

Joliet Regional Airport (5 miles)

  • Lowest 14 July, 2025

    61 °F

  • Average July

    78.1 °F

  • Highest 5 July, 2025

    94.3 °F

Climate (2020–Present)

Joliet Regional Airport (5 miles)

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

  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    63 °F
Get WillyWeather+ to remove ads