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July 2nd, 2025 :: 7:46 pm CDT   

Local Weather Report for
Petersburg
Illinois, United States

 Petersburg Weather Forecast Summary  
 
Today
Jul 2nd
Thursday
Jul 3rd
Friday
Jul 4th
Saturday
Jul 5th
Sunday
Jul 6th
Mostly Sunny Sunny Sunny Cloudy Thundershowers
86°F
88°F
70°F
89°F
72°F
89°F
71°F
88°F
70°F
 
 Petersburg Detailed Weather Forecast  
 
Wednesday, July 2nd, 2025
Evening Temperature: 73°F
Clear.
Thursday, July 3rd, 2025
Overnight Temperature: 71°F
Clear.
Morning Temperature: 83°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 87°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 75°F
Clear. Chance of a thunderstorm.
Friday, July 4th, 2025
Overnight Temperature: 72°F
Clear.
Morning Temperature: 84°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 88°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 75°F
Clear. Chance of a thunderstorm.
Saturday, July 5th, 2025
Overnight Temperature: 72°F
Cloudy.
Morning Temperature: 84°F
Cloudy. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 87°F
Cloudy. Chance of a thunderstorm. Windy at times.
Evening Temperature: 78°F
Cloudy. Chance of a thunderstorm.
Sunday, July 6th, 2025
Overnight Temperature: 75°F
A mix of cloudy and clear skies. Slight chance of a thunderstorm.
Morning Temperature: 85°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 84°F
Cloudy with showers likely. Chance of a thunderstorm. Windy at times.
Evening Temperature: 73°F
A mix of cloudy and clear skies with a chance of showers or thundershowers.
Monday, July 7th, 2025
Overnight Temperature: 68°F
A mix of cloudy and clear skies.
Morning Temperature: 78°F
Cloudy. Windy at times.
Afternoon Temperature: 82°F
Cloudy. Chance of a thunderstorm.
Evening Temperature: 70°F
A mix of cloudy and clear skies. Slight chance of a thunderstorm.
Tuesday, July 8th, 2025
Overnight Temperature: 67°F
A mix of cloudy and clear skies.
Morning Temperature: 80°F
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 85°F
A mix of cloud and sun. Chance of a thunderstorm.
Evening Temperature: 72°F
A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm.
Wednesday, July 9th, 2025
Overnight Temperature: 70°F
Clear with cloudy periods with a chance of showers.
Morning Temperature: 83°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 88°F
Cloudy. Chance of a thunderstorm. Windy at times.
Evening Temperature: 77°F
A mix of cloudy and clear skies with a chance of showers or thundershowers. Windy at times.
Thursday, July 10th, 2025
Overnight Temperature: 75°F
Clear with cloudy periods with a slight chance of showers. Windy.
Morning Temperature: 81°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 86°F
Sunny with cloudy periods. Chance of a thunderstorm.
Evening Temperature: 75°F
A mix of cloudy and clear skies. Chance of a thunderstorm.





 

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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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