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

60°F

16°C

Humidity 71%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 11 Oct 12:55 am CDT
Extended Forecast for

Wilmington IL

  • Overnight

    Overnight: Partly cloudy, with a low around 54. East southeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81. Calm wind becoming southeast around 5 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. Calm wind becoming south around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 60 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 87. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 87 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 59.

    Low: 59 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 74.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 54. East southeast wind around 5 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 81. Calm wind becoming southeast around 5 mph.
Sunday Night
Mostly clear, with a low around 60. Calm wind becoming south around 5 mph after midnight. Winds could gust as high as 10 mph.
Columbus Day
Mostly sunny, with a high near 87. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 68. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 83.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 59.
Wednesday
A chance of showers. Partly sunny, with a high near 74.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 56.
Thursday
A chance of showers. Mostly cloudy, with a high near 71.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wilmington IL
 41.31°N 88.12°W
Last Update:
11:26 pm CDT Oct 10, 2026
Forecast Valid:
1am CDT Oct 11, 2026-6pm CDT Oct 17, 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