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April 12th, 2026 :: 2:11 pm CDT   

Local Weather Report for
Petersburg
Illinois, United States

 Current Petersburg Weather Conditions Updated April 12th at 12:55 pm 
Partly Sunny
Temperature:79°F Dew Point:57°F
Barometer:30.01 inHg Wind:N 43 Mph
Humidity:47.5% Visibility:0M
 
 
 Petersburg Detailed Weather Forecast  
 
Weather forecast is currently not available, please try again later.
 
 

  [ Local Weather Report ]
Fairview Heights, IL 
 
Pontiac, IL 
 
Collinsville, IL 
 
Lebanon, IL 
12:55 PM  79°F
Partly Sunny
 
Belleville, IL 
12:55 PM  79°F
Partly Sunny
 
Crest Hill, IL 
12:53 PM  79°F
Mostly Sunny
 
Mascoutah, IL 
12:55 PM  79°F
Partly Sunny
 
Troy, IL 
 
Centreville, IL 
12:53 PM  79°F
Mostly Sunny
 
Cahokia, IL 
12:53 PM  79°F
Mostly Sunny

 
This WeatherCity Weather Forecast for Petersburg, 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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