National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Fair

70°F

21°C

Humidity 60%
Wind Speed N 3 mph
Barometer 30.07 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 7 Jul 12:15 am CDT
Extended Forecast for

Joliet IL

  • Overnight

    Overnight: Mostly clear, with a low around 63. North northeast wind around 5 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. North wind around 5 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. Northeast wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the morning. Winds could gust as high as 10 mph.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 60%.

    High: 84 °F

    Partly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers before 1am. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 63. North northeast wind around 5 mph.
Tuesday
Sunny, with a high near 85. North wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 64. Northeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the morning. Winds could gust as high as 10 mph.
Wednesday Night
Partly cloudy, with a low around 68. South southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 65.
Saturday
A chance of showers after 1pm. Partly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 67.
Monday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Joliet IL
 41.53°N 88.14°W
Last Update:
12:25 am CDT Jul 7, 2026
Forecast Valid:
12am CDT Jul 7, 2026-6pm CDT Jul 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation