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April 30th, 2026 :: 2:04 pm CDT   

Local Weather Report for
Wilmington
Illinois, United States

 Wilmington Weather Forecast Summary  
 
Today
Apr 30th
Friday
May 1st
Saturday
May 2nd
Sunday
May 3rd
Monday
May 4th
Mix of Sun and Cloud Mostly Sunny Mostly Sunny Mix of Cloud and Sun Thundershowers
54°F
52°F
40°F
53°F
38°F
60°F
41°F
69°F
53°F
 
 Wilmington Detailed Weather Forecast  
 
Thursday, April 30th, 2026
Afternoon Temperature: 54°F
A mix of cloud and sun.
Evening Temperature: 47°F
Mostly cloudy with a slight chance of showers.
Friday, May 1st, 2026
Overnight Temperature: 43°F
Clear with cloudy periods with a slight chance of showers.
Morning Temperature: 44°F
Sunny with a slight chance of showers. Windy at times.
Afternoon Temperature: 52°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 45°F
Clear with cloudy periods.
Saturday, May 2nd, 2026
Overnight Temperature: 39°F
Clear with cloudy periods.
Morning Temperature: 43°F
A mix of cloud and sun.
Afternoon Temperature: 53°F
A mix of cloud and sun.
Evening Temperature: 46°F
Clear.
Sunday, May 3rd, 2026
Overnight Temperature: 41°F
Mostly clear.
Morning Temperature: 49°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 60°F
Cloudy. Windy.
Evening Temperature: 57°F
Mostly cloudy. Windy at times.
Monday, May 4th, 2026
Overnight Temperature: 53°F
A mix of cloudy and clear skies with a chance of showers. Windy at times.
Morning Temperature: 58°F
Mostly cloudy with a chance of showers. Slight chance of a thunderstorm. Windy.
Afternoon Temperature: 68°F
A mix of sun and cloud with a slight chance of showers or thundershowers. Windy.
Evening Temperature: 63°F
Mostly clear with showers likely. Chance of a thunderstorm. Windy.
Tuesday, May 5th, 2026
Overnight Temperature: 58°F
A mix of cloudy and clear skies with showers likely. Windy at times.
Morning Temperature: 49°F
Mostly cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 57°F
A mix of cloud and sun.
Evening Temperature: 48°F
Cloudy with a slight chance of showers.
Wednesday, May 6th, 2026
Overnight Temperature: 45°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 46°F
Mostly sunny. Windy at times.
Afternoon Temperature: 55°F
Mostly cloudy. Windy at times.
Evening Temperature: 50°F
Mostly clear.
Thursday, May 7th, 2026
Overnight Temperature: 44°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 47°F
Sunny with a slight chance of showers. Windy at times.
Afternoon Temperature: 58°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 53°F
A mix of clear and cloudy skies.
Friday, May 8th, 2026
Overnight Temperature: 47°F
Clear.
Morning Temperature: 51°F
Sunny with cloudy periods.
Afternoon Temperature: 67°F
Sunny. Windy at times.
Evening Temperature: 60°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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