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July 25th, 2026 :: 1:56 pm CDT   

Local Weather Report for
Mount Vernon
Illinois, United States

 Current Mount Vernon Weather Conditions Updated July 25th at 12:56 pm 
Overcast
Temperature:75°F Dew Point:72°F
Barometer:30.04 inHg Wind:N 13 Mph
Humidity:88.6% Visibility:0M
 
 Mount Vernon Weather Forecast Summary  
 
Today
Jul 25th
Sunday
Jul 26th
Monday
Jul 27th
Tuesday
Jul 28th
Wednesday
Jul 29th
Mix of Cloud and Sun Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
83°F
93°F
73°F
96°F
77°F
94°F
78°F
87°F
74°F
 
 Mount Vernon Detailed Weather Forecast  
 
Saturday, July 25th, 2026
Afternoon Temperature: 78°F
A mix of cloud and sun with a slight chance of showers or thundershowers.
Evening Temperature: 78°F
A mix of clear and cloudy skies. Chance of a thunderstorm.
Sunday, July 26th, 2026
Overnight Temperature: 74°F
Mostly clear. Chance of a thunderstorm.
Morning Temperature: 78°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 91°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 85°F
Mostly clear. Chance of a thunderstorm.
Monday, July 27th, 2026
Overnight Temperature: 78°F
Clear with cloudy periods. Chance of a thunderstorm.
Morning Temperature: 81°F
A mix of cloud and sun. Chance of a thunderstorm.
Afternoon Temperature: 93°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 86°F
Clear. Chance of a thunderstorm.
Tuesday, July 28th, 2026
Overnight Temperature: 79°F
Clear. Chance of a thunderstorm.
Morning Temperature: 82°F
A mix of sun and cloud. Chance of a thunderstorm.
Afternoon Temperature: 92°F
Sunny with cloudy periods. Chance of a thunderstorm.
Evening Temperature: 79°F
A mix of cloudy and clear skies with a slight chance of showers or thundershowers. Windy at times.
Wednesday, July 29th, 2026
Overnight Temperature: 75°F
Clear with cloudy periods with a chance of showers. Slight chance of a thunderstorm.
Morning Temperature: 79°F
Mostly sunny with a slight chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 87°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 78°F
Clear. Chance of a thunderstorm.
Thursday, July 30th, 2026
Overnight Temperature: 70°F
Mostly clear.
Morning Temperature: 74°F
Sunny.
Afternoon Temperature: 87°F
Mostly sunny. Slight chance of a thunderstorm.
Evening Temperature: 79°F
Mostly clear. Chance of a thunderstorm.
Friday, July 31st, 2026
Overnight Temperature: 71°F
Clear with cloudy periods.
Morning Temperature: 75°F
Sunny.
Afternoon Temperature: 87°F
Sunny.
Evening Temperature: 78°F
Mostly clear. Chance of a thunderstorm.
Saturday, August 1st, 2026
Overnight Temperature: 72°F
A mix of cloudy and clear skies.
Morning Temperature: 75°F
Mostly sunny.
Afternoon Temperature: 85°F
Sunny with cloudy periods. Chance of a thunderstorm.
Evening Temperature: 76°F
Mostly clear. Chance of a thunderstorm.
Sunday, August 2nd, 2026
Overnight Temperature: 71°F
Mostly clear. Chance of a thunderstorm.
Morning Temperature: 75°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 85°F
Mostly sunny with a chance of showers or thundershowers.
Evening Temperature: 76°F
Clear with a chance of showers or thundershowers.





 

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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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