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September 5th, 2026 :: 3:36 am CDT   

Local Weather Report for
Peru
Illinois, United States

 Current Peru Weather Conditions Updated September 5th at 2:59 am 
Temperature:77°F Dew Point:75°F
Barometer:29.92 inHg Wind:N 9 Mph
Humidity:94.2% Visibility:0M
 
 Peru Weather Forecast Summary  
 
Today
Sep 5th
Sunday
Sep 6th
Monday
Sep 7th
Tuesday
Sep 8th
Wednesday
Sep 9th
Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
84°F
78°F
63°F
77°F
60°F
85°F
61°F
83°F
69°F
 
 Peru Detailed Weather Forecast  
 
Saturday, September 5th, 2026
Overnight Temperature: 75°F
Clear with a chance of showers or thundershowers.
Morning Temperature: 76°F
Sunny with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 82°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 72°F
Clear. Chance of a thunderstorm. Windy at times.
Sunday, September 6th, 2026
Overnight Temperature: 65°F
Clear.
Morning Temperature: 68°F
Mostly sunny.
Afternoon Temperature: 78°F
Mostly sunny. Windy at times.
Evening Temperature: 66°F
Mostly clear.
Monday, September 7th, 2026
Overnight Temperature: 60°F
Mostly clear.
Morning Temperature: 65°F
Mostly sunny.
Afternoon Temperature: 76°F
Mostly sunny. Windy at times.
Evening Temperature: 66°F
Mostly clear.
Tuesday, September 8th, 2026
Overnight Temperature: 61°F
Mostly clear.
Morning Temperature: 67°F
Mostly sunny.
Afternoon Temperature: 83°F
Sunny. Windy at times.
Evening Temperature: 76°F
Mostly clear. Windy at times.
Wednesday, September 9th, 2026
Overnight Temperature: 72°F
Mostly clear with a chance of showers.
Morning Temperature: 73°F
Mostly sunny with a chance of showers.
Afternoon Temperature: 83°F
Mostly sunny with a slight chance of showers. Windy at times.
Evening Temperature: 70°F
Mostly clear.
Thursday, September 10th, 2026
Overnight Temperature: 65°F
Mostly clear.
Morning Temperature: 61°F
Mostly cloudy with a chance of showers.
Afternoon Temperature: 63°F
Cloudy with showers likely.
Evening Temperature: 59°F
A mix of clear and cloudy skies with showers likely.
Friday, September 11th, 2026
Overnight Temperature: 56°F
Mostly clear.
Morning Temperature: 60°F
Mostly sunny.
Afternoon Temperature: 71°F
Mostly sunny. Windy at times.
Evening Temperature: 60°F
Mostly clear.
Saturday, September 12th, 2026
Overnight Temperature: 53°F
Clear.
Morning Temperature: 59°F
Sunny.
Afternoon Temperature: 75°F
Sunny.
Evening Temperature: 67°F
Mostly clear. Windy at times.
Sunday, September 13th, 2026
Overnight Temperature: 63°F
Mostly clear. Windy at times.
Morning Temperature: 70°F
Mostly sunny. Windy at times.
Afternoon Temperature: 82°F
Mostly cloudy. Chance of a thunderstorm.
Evening Temperature: 69°F
A mix of cloudy and clear skies with a chance of showers. Windy at times.





 

  [ Local Weather Report ]
La Salle, IL 
2:59 AM  77°F
 
 
Oglesby, IL 
2:59 AM  77°F
 
 
Mendota, IL 
 
Ottawa, IL 
 
Princeton, IL 
 
Henry, IL 
 
Marseilles, IL 
 
Streator, IL 
 
Lacon, IL 
2:55 AM  75°F
 
 
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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