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July 8th, 2026 :: 2:37 pm CDT   

Local Weather Report for
Mount Vernon
Illinois, United States

 Current Mount Vernon Weather Conditions Updated July 8th at 1:56 pm 
thunderstorm
Temperature:84°F Dew Point:73°F
Barometer:30.04 inHg Wind:N 6 Mph
Humidity:70.1% Visibility:0M
 
 Mount Vernon Weather Forecast Summary  
 
Today
Jul 8th
Thursday
Jul 9th
Friday
Jul 10th
Saturday
Jul 11th
Sunday
Jul 12th
Thundershowers Thundershowers Thundershowers Thundershowers Mostly Sunny
84°F
90°F
70°F
88°F
72°F
83°F
72°F
82°F
70°F
 
 Mount Vernon Detailed Weather Forecast  
 
Wednesday, July 8th, 2026
Afternoon Temperature: 83°F
A mix of cloud and sun with showers likely. Chance of a thunderstorm.
Evening Temperature: 73°F
Mostly clear with a chance of showers or thundershowers.
Thursday, July 9th, 2026
Overnight Temperature: 70°F
Clear. Slight chance of a thunderstorm.
Morning Temperature: 77°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 89°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 74°F
A mix of cloudy and clear skies with showers. Chance of a thunderstorm. Windy at times.
Friday, July 10th, 2026
Overnight Temperature: 74°F
Cloudy with rain, at times heavy. Chance of a thunderstorm. Windy at times.
Morning Temperature: 76°F
A mix of sun and cloud with rain. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 88°F
A mix of sun and cloud with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 78°F
A mix of cloudy and clear skies with showers. Chance of a thunderstorm.
Saturday, July 11th, 2026
Overnight Temperature: 73°F
Mostly cloudy with a few showers. Chance of a thunderstorm.
Morning Temperature: 74°F
Mostly cloudy with a few showers. Chance of a thunderstorm.
Afternoon Temperature: 80°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 77°F
Clear. Chance of a thunderstorm. Windy at times.
Sunday, July 12th, 2026
Overnight Temperature: 71°F
Mostly clear. Slight chance of a thunderstorm.
Morning Temperature: 74°F
Mostly sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 82°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 76°F
Clear. Chance of a thunderstorm.
Monday, July 13th, 2026
Overnight Temperature: 68°F
Clear.
Morning Temperature: 73°F
Sunny.
Afternoon Temperature: 83°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 78°F
Clear. Chance of a thunderstorm.
Tuesday, July 14th, 2026
Overnight Temperature: 72°F
Clear. Slight chance of a thunderstorm.
Morning Temperature: 77°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 87°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 81°F
Clear. Chance of a thunderstorm.
Wednesday, July 15th, 2026
Overnight Temperature: 74°F
Mostly clear. Chance of a thunderstorm.
Morning Temperature: 78°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 87°F
Mostly sunny with a slight chance of showers or thundershowers.
Evening Temperature: 80°F
Mostly clear with a slight chance of showers or thundershowers.
Thursday, July 16th, 2026
Overnight Temperature: 72°F
Clear.
Morning Temperature: 78°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 88°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 82°F
Mostly clear. Chance of a thunderstorm.





 

  [ Local Weather Report ]
Centralia, IL 
1:55 PM  79°F
thunderstorm with rain
 
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thunderstorm with rain
 
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1:55 PM  86°F
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thunderstorm
 
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This WeatherCity Weather Forecast for Mount Vernon, 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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