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September 16th, 2025 :: 8:33 am CDT   

Local Weather Report for
Wilmington
Illinois, United States

 Wilmington Weather Forecast Summary  
 
Today
Sep 16th
Wednesday
Sep 17th
Thursday
Sep 18th
Friday
Sep 19th
Saturday
Sep 20th
Mix of Cloud and Sun Mix of Cloud and Sun Cloudy Cloudy Cloudy
85°F
88°F
61°F
91°F
63°F
91°F
65°F
87°F
63°F
 
 Wilmington Detailed Weather Forecast  
 
Tuesday, September 16th, 2025
Morning Temperature: 81°F
Sunny.
Afternoon Temperature: 79°F
A mix of cloud and sun.
Evening Temperature: 65°F
A mix of cloudy and clear skies.
Wednesday, September 17th, 2025
Overnight Temperature: 61°F
Clear.
Morning Temperature: 82°F
Mostly sunny.
Afternoon Temperature: 81°F
A mix of cloud and sun.
Evening Temperature: 66°F
A mix of cloudy and clear skies.
Thursday, September 18th, 2025
Overnight Temperature: 63°F
Clear.
Morning Temperature: 84°F
Sunny.
Afternoon Temperature: 84°F
Cloudy.
Evening Temperature: 68°F
Mostly clear.
Friday, September 19th, 2025
Overnight Temperature: 65°F
A mix of cloudy and clear skies.
Morning Temperature: 85°F
Cloudy.
Afternoon Temperature: 71°F
Cloudy with a chance of showers. Windy.
Evening Temperature: 66°F
A mix of cloudy and clear skies with a chance of showers.
Saturday, September 20th, 2025
Overnight Temperature: 63°F
A mix of clear and cloudy skies.
Morning Temperature: 80°F
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 83°F
Cloudy. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 72°F
Cloudy with a slight chance of showers. Windy at times.
Sunday, September 21st, 2025
Overnight Temperature: 66°F
Cloudy with showers likely. Windy at times.
Morning Temperature: 81°F
Cloudy with a few showers. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 88°F
Cloudy. Chance of a thunderstorm. Windy at times.
Evening Temperature: 80°F
Cloudy with a slight chance of showers. Windy.
Monday, September 22nd, 2025
Overnight Temperature: 74°F
Cloudy with a slight chance of showers. Windy at times.
Morning Temperature: 72°F
Cloudy with showers likely. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 66°F
Cloudy with showers. Windy at times.
Evening Temperature: 66°F
Cloudy with a few showers. Slight chance of a thunderstorm. Windy at times.
Tuesday, September 23rd, 2025
Overnight Temperature: 60°F
Clear with a chance of showers.
Morning Temperature: 74°F
Sunny. Windy at times.
Afternoon Temperature: 77°F
Sunny. Windy at times.
Evening Temperature: 69°F
Clear. Windy at times.
Wednesday, September 24th, 2025
Overnight Temperature: 69°F
Clear. Windy at times.
Morning Temperature: 80°F
Sunny. Windy at times.
Afternoon Temperature: 80°F
Sunny. Windy at times.
Evening Temperature: 68°F
Clear.





 

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This WeatherCity Weather Forecast for Wilmington, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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