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May 29th, 2026 :: 7:04 pm CDT   

Local Weather Report for
Mount Vernon
Illinois, United States

 Current Mount Vernon Weather Conditions Updated May 29th at 5:56 pm 
Mostly Cloudy
Temperature:79°F Dew Point:63°F
Barometer:29.92 inHg Wind:N 9 Mph
Humidity:57.6% Visibility:0M
 
 Mount Vernon Weather Forecast Summary  
 
Today
May 29th
Saturday
May 30th
Sunday
May 31st
Monday
Jun 1st
Tuesday
Jun 2nd
Mostly Sunny Mostly Cloudy Mix of Sun and Cloud Mostly Sunny Mostly Sunny
79°F
78°F
64°F
77°F
58°F
81°F
63°F
75°F
59°F
 
 Mount Vernon Detailed Weather Forecast  
 
Friday, May 29th, 2026
Evening Temperature: 72°F
A mix of cloudy and clear skies.
Saturday, May 30th, 2026
Overnight Temperature: 67°F
Cloudy.
Morning Temperature: 64°F
Cloudy.
Afternoon Temperature: 74°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 69°F
Mostly clear. Windy at times.
Sunday, May 31st, 2026
Overnight Temperature: 61°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 62°F
A mix of sun and cloud.
Afternoon Temperature: 76°F
A mix of cloud and sun.
Evening Temperature: 71°F
Mostly clear.
Monday, June 1st, 2026
Overnight Temperature: 63°F
Clear with a chance of showers.
Morning Temperature: 69°F
Sunny with a chance of showers.
Afternoon Temperature: 80°F
Sunny with cloudy periods. Chance of a thunderstorm.
Evening Temperature: 70°F
Clear with cloudy periods. Chance of a thunderstorm.
Tuesday, June 2nd, 2026
Overnight Temperature: 61°F
Clear.
Morning Temperature: 65°F
Sunny. Windy at times.
Afternoon Temperature: 75°F
Sunny. Windy at times.
Evening Temperature: 66°F
Mostly clear.
Wednesday, June 3rd, 2026
Overnight Temperature: 58°F
Mostly clear.
Morning Temperature: 64°F
Mostly sunny.
Afternoon Temperature: 75°F
Mostly sunny.
Evening Temperature: 68°F
Mostly clear.
Thursday, June 4th, 2026
Overnight Temperature: 60°F
Mostly clear.
Morning Temperature: 66°F
Mostly sunny.
Afternoon Temperature: 78°F
Mostly sunny.
Evening Temperature: 70°F
Mostly clear.
Friday, June 5th, 2026
Overnight Temperature: 65°F
A mix of cloudy and clear skies.
Morning Temperature: 66°F
Mostly cloudy.
Afternoon Temperature: 65°F
Cloudy with a chance of showers. Windy at times.
Evening Temperature: 65°F
Mostly cloudy with a chance of showers.
Saturday, June 6th, 2026
Overnight Temperature: 67°F
A mix of clear and cloudy skies.
Morning Temperature: 73°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 83°F
Mostly sunny with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 74°F
Clear. Slight chance of a thunderstorm.





 

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5:55 PM  79°F
Mostly Cloudy
 
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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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