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June 15th, 2025 :: 5:40 pm CDT   

Local Weather Report for
Mount Vernon
Illinois, United States

 Current Mount Vernon Weather Conditions Updated June 15th at 4:56 pm 
Temperature:77°F Dew Point:68°F
Barometer:30.04 inHg Wind: 9 Mph
Humidity:73.8% Visibility:0M
 
 Mount Vernon Weather Forecast Summary  
 
Today
Jun 15th
Monday
Jun 16th
Tuesday
Jun 17th
Wednesday
Jun 18th
Thursday
Jun 19th
Cloudy Cloudy Cloudy Thundershowers Thundershowers
81°F
75°F
68°F
88°F
67°F
88°F
70°F
83°F
69°F
 
 Mount Vernon Detailed Weather Forecast  
 
Sunday, June 15th, 2025
Evening Temperature: 70°F
Cloudy.
Monday, June 16th, 2025
Overnight Temperature: 69°F
Cloudy.
Morning Temperature: 72°F
Cloudy. Slight chance of a thunderstorm.
Afternoon Temperature: 75°F
Cloudy.
Evening Temperature: 68°F
A mix of cloudy and clear skies.
Tuesday, June 17th, 2025
Overnight Temperature: 68°F
Cloudy.
Morning Temperature: 82°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 85°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 75°F
Cloudy. Chance of a thunderstorm. Windy at times.
Wednesday, June 18th, 2025
Overnight Temperature: 74°F
Cloudy. Chance of a thunderstorm. Windy at times.
Morning Temperature: 85°F
Cloudy with a chance of showers or thundershowers. Windy.
Afternoon Temperature: 85°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy.
Evening Temperature: 74°F
Cloudy with showers. Chance of a thunderstorm. Wind 20 to 30 mph.
Thursday, June 19th, 2025
Overnight Temperature: 71°F
Cloudy with showers likely. Slight chance of a thunderstorm. Windy at times.
Morning Temperature: 79°F
A mix of cloud and sun with a slight chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 81°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 70°F
Clear. Slight chance of a thunderstorm.
Friday, June 20th, 2025
Overnight Temperature: 68°F
A mix of cloudy and clear skies.
Morning Temperature: 82°F
Sunny with cloudy periods. Slight chance of a thunderstorm.
Afternoon Temperature: 83°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 73°F
Clear. Slight chance of a thunderstorm. Windy at times.
Saturday, June 21st, 2025
Overnight Temperature: 71°F
Clear.
Morning Temperature: 87°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 89°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 78°F
Clear. Chance of a thunderstorm. Windy at times.
Sunday, June 22nd, 2025
Overnight Temperature: 75°F
Clear. Chance of a thunderstorm.
Morning Temperature: 89°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 89°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 79°F
Clear. Chance of a thunderstorm.
Monday, June 23rd, 2025
Overnight Temperature: 77°F
Clear. Chance of a thunderstorm.
Morning Temperature: 89°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 90°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 78°F
Cloudy. Chance of a thunderstorm. Windy at times.





 

  [ Local Weather Report ]
Centralia, IL 
4:55 PM  77°F
 
 
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4:55 PM  77°F
 
 
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4:55 PM  77°F
 
 
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4:55 PM  79°F
Overcast
 
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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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