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June 28th, 2026 :: 6:12 pm CDT   

Local Weather Report for
Lacon
Illinois, United States

 Current Lacon Weather Conditions Updated June 28th at 4:55 pm 
Overcast
Temperature:84°F Dew Point:73°F
Barometer:29.89 inHg Wind:N 21 Mph
Humidity:70.1% Visibility:0M
 
 Lacon Weather Forecast Summary  
 
Today
Jun 28th
Monday
Jun 29th
Tuesday
Jun 30th
Wednesday
Jul 1st
Thursday
Jul 2nd
Mostly Sunny Mostly Sunny Mostly Sunny Sunny Mostly Sunny
85°F
89°F
74°F
89°F
75°F
89°F
74°F
88°F
70°F
 
 Lacon Detailed Weather Forecast  
 
Sunday, June 28th, 2026
Evening Temperature: 80°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Monday, June 29th, 2026
Overnight Temperature: 75°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 79°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 88°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 82°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Tuesday, June 30th, 2026
Overnight Temperature: 75°F
Clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 79°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 89°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 81°F
Clear. Chance of a thunderstorm. Windy at times.
Wednesday, July 1st, 2026
Overnight Temperature: 75°F
Clear. Chance of a thunderstorm.
Morning Temperature: 80°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 89°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 82°F
Clear. Chance of a thunderstorm.
Thursday, July 2nd, 2026
Overnight Temperature: 78°F
Clear with a slight chance of showers or thundershowers. Windy at times.
Morning Temperature: 81°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 88°F
Sunny with cloudy periods with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 77°F
Clear with cloudy periods with a chance of showers or thundershowers. Windy at times.
Friday, July 3rd, 2026
Overnight Temperature: 69°F
Clear with cloudy periods with a chance of showers.
Morning Temperature: 77°F
Sunny with a slight chance of showers or thundershowers.
Afternoon Temperature: 88°F
Mostly sunny with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 81°F
Mostly clear with a chance of showers or thundershowers.
Saturday, July 4th, 2026
Overnight Temperature: 75°F
Clear. Chance of a thunderstorm.
Morning Temperature: 81°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 90°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 82°F
Clear. Chance of a thunderstorm.
Sunday, July 5th, 2026
Overnight Temperature: 75°F
Clear. Chance of a thunderstorm.
Morning Temperature: 79°F
Mostly sunny with a slight chance of showers or thundershowers.
Afternoon Temperature: 88°F
Mostly sunny with a chance of showers or thundershowers.
Evening Temperature: 81°F
Mostly clear with a chance of showers or thundershowers.
Monday, July 6th, 2026
Overnight Temperature: 74°F
Clear with cloudy periods with a slight chance of showers or thundershowers.
Morning Temperature: 78°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 86°F
Mostly sunny with a slight chance of showers or thundershowers.
Evening Temperature: 77°F
Clear with a chance of showers or thundershowers.





 

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5:04 PM  82°F
 
 
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4:54 PM  88°F
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East Peoria, IL 
4:54 PM  88°F
Mostly Cloudy

 
This WeatherCity Weather Forecast for Lacon, 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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