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July 3rd, 2025 :: 2:31 am CDT   

Local Weather Report for
Petersburg
Illinois, United States

 Current Petersburg Weather Conditions Updated July 3rd at 12:55 am 
Temperature:23°C Dew Point:20°C
Barometer:101.5 kPa Wind:calm
Humidity:83.2% Visibility:0 Km
 
 Petersburg Weather Forecast Summary  
 
Today
Jul 3rd
Friday
Jul 4th
Saturday
Jul 5th
Sunday
Jul 6th
Monday
Jul 7th
Cloudy Mostly Sunny Cloudy Thundershowers Cloudy
31°C
32°C
22°C
32°C
22°C
31°C
23°C
32°C
23°C
 
 Petersburg Detailed Weather Forecast  
 
Thursday, July 3rd, 2025
Overnight Temperature: 22°C
Cloudy.
Morning Temperature: 27°C
Sunny with cloudy periods. Chance of a thunderstorm.
Afternoon Temperature: 30°C
Sunny. Chance of a thunderstorm.
Evening Temperature: 23°C
Clear. Slight chance of a thunderstorm.
Friday, July 4th, 2025
Overnight Temperature: 22°C
Clear.
Morning Temperature: 29°C
Mostly sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 31°C
Sunny. Chance of a thunderstorm.
Evening Temperature: 24°C
Clear.
Saturday, July 5th, 2025
Overnight Temperature: 22°C
Clear.
Morning Temperature: 29°C
Sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 31°C
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Evening Temperature: 26°C
Cloudy. Windy at times.
Sunday, July 6th, 2025
Overnight Temperature: 23°C
Cloudy with clear periods.
Morning Temperature: 27°C
Cloudy with a slight chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 30°C
A mix of cloud and sun with showers likely. Chance of a thunderstorm. Windy at times.
Evening Temperature: 25°C
A mix of cloudy and clear skies with a chance of showers or thundershowers.
Monday, July 7th, 2025
Overnight Temperature: 23°C
Clear. Chance of a thunderstorm.
Morning Temperature: 29°C
A mix of cloud and sun. Chance of a thunderstorm.
Afternoon Temperature: 31°C
Cloudy. Chance of a thunderstorm.
Evening Temperature: 24°C
Cloudy. Chance of a thunderstorm.
Tuesday, July 8th, 2025
Overnight Temperature: 23°C
Cloudy. Chance of a thunderstorm.
Morning Temperature: 29°C
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 32°C
Cloudy. Chance of a thunderstorm.
Evening Temperature: 21°C
A mix of cloudy and clear skies with a chance of showers.
Wednesday, July 9th, 2025
Overnight Temperature: 21°C
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 29°C
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 30°C
Cloudy with showers likely. Chance of a thunderstorm.
Evening Temperature: 23°C
Cloudy with showers. Chance of a thunderstorm.
Thursday, July 10th, 2025
Overnight Temperature: 22°C
Cloudy with a chance of showers or thundershowers.
Morning Temperature: 24°C
Cloudy with a chance of showers or thundershowers.
Afternoon Temperature: 24°C
Cloudy with showers likely. Chance of a thunderstorm.
Evening Temperature: 20°C
Cloudy.
Friday, July 11th, 2025
Overnight Temperature: 19°C
Cloudy.
Morning Temperature: 24°C
Cloudy.
Afternoon Temperature: 26°C
A mix of cloud and sun.
Evening Temperature: 19°C
Clear.





 

  [ Local Weather Report ]
Fairview Heights, IL 
12:53 AM  22°C
 
 
Pontiac, IL 
12:55 AM  23°C
 
 
Collinsville, IL 
12:53 AM  22°C
 
 
Lebanon, IL 
12:55 AM  23°C
 
 
Belleville, IL 
12:55 AM  23°C
 
 
Crest Hill, IL 
12:53 AM  22°C
 
 
Mascoutah, IL 
12:55 AM  23°C
 
 
Troy, IL 
 
Centreville, IL 
12:53 AM  22°C
 
 
Cahokia, IL 
12:53 AM  22°C
 

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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