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June 28th, 2026 :: 4:54 pm CDT   

Local Weather Report for
Peru
Illinois, United States

 Current Peru Weather Conditions Updated June 28th at 4:04 pm 
Mostly Cloudy
Temperature:82°F Dew Point:73°F
Barometer:29.95 inHg Wind:N 21 Mph
Humidity:74.3% Visibility:0M
 
 Peru 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
84°F
89°F
74°F
90°F
75°F
89°F
74°F
89°F
75°F
 
 Peru Detailed Weather Forecast  
 
Sunday, June 28th, 2026
Evening Temperature: 79°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: 78°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 88°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Evening Temperature: 81°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Tuesday, June 30th, 2026
Overnight Temperature: 75°F
Mostly clear. Chance of a thunderstorm.
Morning Temperature: 79°F
Mostly 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. Windy at times.
Wednesday, July 1st, 2026
Overnight Temperature: 75°F
Clear. Chance of a thunderstorm.
Morning Temperature: 81°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. Windy at times.
Thursday, July 2nd, 2026
Overnight Temperature: 76°F
Clear with a chance of showers or thundershowers. Windy at times.
Morning Temperature: 81°F
Sunny with a slight chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 88°F
Mostly sunny with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 80°F
Clear with cloudy periods with a chance of showers or thundershowers. Windy at times.
Friday, July 3rd, 2026
Overnight Temperature: 70°F
Mostly clear.
Morning Temperature: 76°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 89°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 81°F
Mostly clear. Chance of a thunderstorm.
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: 83°F
Clear. Chance of a thunderstorm.
Sunday, July 5th, 2026
Overnight Temperature: 75°F
Mostly clear. Chance of a thunderstorm.
Morning Temperature: 80°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 89°F
Mostly sunny with a slight chance of showers or thundershowers.
Evening Temperature: 81°F
Mostly clear with a chance of showers or thundershowers.
Monday, July 6th, 2026
Overnight Temperature: 72°F
Mostly clear. Slight chance of a thunderstorm.
Morning Temperature: 78°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 85°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 78°F
Clear. Chance of a thunderstorm.





 

  [ Local Weather Report ]
La Salle, IL 
4:04 PM  82°F
Mostly Cloudy
 
Oglesby, IL 
4:04 PM  82°F
Mostly Cloudy
 
Mendota, IL 
 
Ottawa, IL 
 
Princeton, IL 
 
Henry, IL 
 
Marseilles, IL 
 
Streator, IL 
 
Lacon, IL 
3:55 PM  86°F
Overcast haze
 
Chillicothe, IL 

 
This WeatherCity Weather Forecast for Peru, 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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