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.

Mostly Cloudy

55°F

13°C

Humidity 35%
Wind Speed N 8 mph
Barometer 30.09 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 2 May 2:35 pm CDT
Extended Forecast for

Joliet IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 56. Northwest wind around 10 mph.

    High: 56 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 41. Southwest wind 5 to 10 mph.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 66. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 66 °F

    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 76 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely before 7am, then showers likely and possibly a thunderstorm between 7am and 10am, then showers likely after 10am. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.

    High: 55 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers before 1am. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 56. Northwest wind around 10 mph.
Tonight
Partly cloudy, with a low around 41. Southwest wind 5 to 10 mph.
Sunday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 66. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 44. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 76. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Tuesday
Showers likely before 7am, then showers likely and possibly a thunderstorm between 7am and 10am, then showers likely after 10am. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
Tuesday Night
A chance of showers before 1am. Mostly cloudy, with a low around 40.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
A chance of showers. Partly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Joliet IL
 41.55°N 88.14°W
Last Update:
2:41 pm CDT May 2, 2026
Forecast Valid:
2pm CDT May 2, 2026-6pm CDT May 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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