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January 12th, 2026 :: 7:29 am CST   

Local Weather Report for
Peru
Illinois, United States

 Current Peru Weather Conditions Updated January 12th at 5:59 am 
Temperature:30°F Dew Point:19°F
Barometer:30.18 inHg Wind:N 26 Mph
Humidity:63.5% Visibility:0M
 
 Peru Weather Forecast Summary  
 
Today
Jan 12th
Tuesday
Jan 13th
Wednesday
Jan 14th
Thursday
Jan 15th
Friday
Jan 16th
Cloudy Cloudy Cloudy Cloudy Cloudy
40°F
47°F
35°F
37°F
17°F
25°F
16°F
32°F
23°F
 
 Peru Detailed Weather Forecast  
 
Monday, January 12th, 2026
Morning Temperature: 35°F
Cloudy. Windy at times.
Afternoon Temperature: 33°F
A mix of cloud and sun.
Evening Temperature: 33°F
Cloudy.
Tuesday, January 13th, 2026
Overnight Temperature: 36°F
Cloudy. Windy at times.
Morning Temperature: 44°F
Cloudy. Windy.
Afternoon Temperature: 43°F
Cloudy. Windy at times.
Evening Temperature: 41°F
Cloudy with clear periods. Windy at times.
Wednesday, January 14th, 2026
Overnight Temperature: 34°F
Cloudy. Windy.
Morning Temperature: 22°F
Cloudy. Windy.
Afternoon Temperature: 20°F
Cloudy with sunny periods. Windy.
Evening Temperature: 18°F
Clear with cloudy periods. Windy.
Thursday, January 15th, 2026
Overnight Temperature: 16°F
Clear. Windy at times.
Morning Temperature: 21°F
Cloudy. Windy at times.
Afternoon Temperature: 21°F
Sunny with cloudy periods.
Evening Temperature: 21°F
Cloudy. Windy at times.
Friday, January 16th, 2026
Overnight Temperature: 24°F
Cloudy. Windy at times.
Morning Temperature: 28°F
Cloudy with a chance of flurries. Windy at times.
Afternoon Temperature: 30°F
Cloudy.
Evening Temperature: 28°F
Cloudy with a slight chance of flurries. Windy at times.
Saturday, January 17th, 2026
Overnight Temperature: 19°F
Cloudy with a chance of flurries. Windy at times.
Morning Temperature: 12°F
Cloudy with a chance of flurries. Windy.
Afternoon Temperature: 8°F
Cloudy with a slight chance of flurries. Windy.
Evening Temperature: 4°F
Cloudy. Windy at times.
Sunday, January 18th, 2026
Overnight Temperature: 2°F
Clear. Windy at times.
Morning Temperature: 10°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 14°F
A mix of cloud and sun.
Evening Temperature: 16°F
Cloudy. Windy at times.
Monday, January 19th, 2026
Overnight Temperature: 21°F
Cloudy. Windy at times.
Morning Temperature: 30°F
Sunny with cloudy periods with a slight chance of flurries or showers. Wind 20 to 30 mph.
Afternoon Temperature: 26°F
Sunny. Windy.
Evening Temperature: 24°F
Cloudy. Windy at times.
Tuesday, January 20th, 2026
Overnight Temperature: 23°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 31°F
Sunny. Windy at times.
Afternoon Temperature: 23°F
Sunny.
Evening Temperature: 20°F
A mix of cloudy and clear skies.





 

  [ Local Weather Report ]
La Salle, IL 
5:59 AM  30°F
 
 
Oglesby, IL 
5:59 AM  30°F
 
 
Mendota, IL 
 
Ottawa, IL 
 
Princeton, IL 
 
Henry, IL 
 
Marseilles, IL 
 
Streator, IL 
 
Lacon, IL 
5:55 AM  28°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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