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

83°F

28°C

Humidity 50%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 7 Jul 11:15 am CDT
Extended Forecast for

Wilmington IL

  • Today

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

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. West northwest wind around 5 mph becoming calm.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the morning. Winds could gust as high as 10 mph.

    High: 86 °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: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Southwest wind 5 to 10 mph.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

  • 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 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers after 1pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 85. North wind around 5 mph.
Tonight
Mostly clear, with a low around 63. West northwest wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 86. 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
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Southwest wind 5 to 10 mph.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Saturday
A chance of showers after 1pm. Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wilmington IL
 41.31°N 88.15°W
Last Update:
10:26 am CDT Jul 7, 2026
Forecast Valid:
11am CDT Jul 7, 2026-6pm CDT Jul 13, 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