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May 31st, 2026 :: 6:32 pm CDT   

Local Weather Report for
Peru
Illinois, United States

 Current Peru Weather Conditions Updated May 31st at 5:01 pm 
Overcast
Temperature:81°F Dew Point:48°F
Barometer:29.98 inHg Wind:N 9 Mph
Humidity:32.2% Visibility:0M
 
 Peru Weather Forecast Summary  
 
Today
May 31st
Monday
Jun 1st
Tuesday
Jun 2nd
Wednesday
Jun 3rd
Thursday
Jun 4th
Mix of Cloud and Sun Mostly Sunny Sunny Mostly Sunny Mostly Sunny
72°F
75°F
55°F
73°F
54°F
77°F
53°F
79°F
56°F
 
 Peru Detailed Weather Forecast  
 
Sunday, May 31st, 2026
Evening Temperature: 66°F
A mix of clear and cloudy skies.
Monday, June 1st, 2026
Overnight Temperature: 57°F
Clear.
Morning Temperature: 63°F
A mix of cloud and sun with a chance of showers.
Afternoon Temperature: 75°F
Sunny with cloudy periods with a slight chance of showers. Windy at times.
Evening Temperature: 64°F
Mostly clear. Windy at times.
Tuesday, June 2nd, 2026
Overnight Temperature: 54°F
Clear.
Morning Temperature: 63°F
Sunny. Windy at times.
Afternoon Temperature: 73°F
Sunny. Windy at times.
Evening Temperature: 63°F
Clear. Windy at times.
Wednesday, June 3rd, 2026
Overnight Temperature: 54°F
Clear.
Morning Temperature: 63°F
Sunny.
Afternoon Temperature: 76°F
Mostly sunny.
Evening Temperature: 68°F
Mostly clear.
Thursday, June 4th, 2026
Overnight Temperature: 58°F
Mostly clear.
Morning Temperature: 65°F
Sunny with cloudy periods.
Afternoon Temperature: 78°F
Mostly sunny. Windy at times.
Evening Temperature: 71°F
A mix of cloudy and clear skies.
Friday, June 5th, 2026
Overnight Temperature: 63°F
A mix of clear and cloudy skies.
Morning Temperature: 69°F
Cloudy with sunny periods.
Afternoon Temperature: 82°F
A mix of sun and cloud. Windy at times.
Evening Temperature: 73°F
Mostly clear with a slight chance of showers or thundershowers.
Saturday, June 6th, 2026
Overnight Temperature: 67°F
A mix of cloudy and clear skies with a slight chance of showers.
Morning Temperature: 69°F
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 73°F
Mostly cloudy with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 74°F
Mostly clear with a chance of showers or thundershowers.
Sunday, June 7th, 2026
Overnight Temperature: 69°F
Mostly clear with a slight chance of showers or thundershowers.
Morning Temperature: 74°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 87°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 78°F
Mostly clear. Chance of a thunderstorm.
Monday, June 8th, 2026
Overnight Temperature: 73°F
A mix of cloudy and clear skies. Chance of a thunderstorm.
Morning Temperature: 78°F
Sunny with cloudy periods with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 87°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy.
Evening Temperature: 77°F
Mostly clear with a few showers. Chance of a thunderstorm. Windy at times.





 

  [ Local Weather Report ]
La Salle, IL 
5:01 PM  81°F
Overcast
 
Oglesby, IL 
5:01 PM  81°F
Overcast
 
Mendota, IL 
 
Ottawa, IL 
 
Princeton, IL 
 
Henry, IL 
 
Marseilles, IL 
 
Streator, IL 
 
Lacon, IL 
4:55 PM  79°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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