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April 30th, 2026 :: 12:21 pm CDT   

Local Weather Report for
Mount Vernon
Illinois, United States

 Current Mount Vernon Weather Conditions Updated April 30th at 10:56 am 
Temperature:61°F Dew Point:34°F
Barometer:30.09 inHg Wind:calm
Humidity:36.1% Visibility:0M
 
 Mount Vernon Weather Forecast Summary  
 
Today
Apr 30th
Friday
May 1st
Saturday
May 2nd
Sunday
May 3rd
Monday
May 4th
Mostly Sunny Mostly Sunny Mix of Sun and Cloud Mostly Sunny Mostly Sunny
62°F
58°F
46°F
54°F
44°F
64°F
42°F
75°F
54°F
 
 Mount Vernon Detailed Weather Forecast  
 
Thursday, April 30th, 2026
Afternoon Temperature: 62°F
Mostly sunny.
Evening Temperature: 55°F
A mix of cloudy and clear skies.
Friday, May 1st, 2026
Overnight Temperature: 51°F
Mostly cloudy with a chance of showers. Windy at times.
Morning Temperature: 49°F
Sunny with a slight chance of showers. Windy at times.
Afternoon Temperature: 58°F
Mostly sunny. Windy at times.
Evening Temperature: 51°F
Mostly clear.
Saturday, May 2nd, 2026
Overnight Temperature: 45°F
Clear with cloudy periods.
Morning Temperature: 49°F
Cloudy with sunny periods.
Afternoon Temperature: 53°F
A mix of sun and cloud with a chance of showers.
Evening Temperature: 49°F
Clear with a chance of showers.
Sunday, May 3rd, 2026
Overnight Temperature: 43°F
Clear.
Morning Temperature: 49°F
Sunny.
Afternoon Temperature: 63°F
Mostly sunny. Windy at times.
Evening Temperature: 57°F
Clear with cloudy periods. Windy at times.
Monday, May 4th, 2026
Overnight Temperature: 55°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 62°F
Sunny. Windy.
Afternoon Temperature: 74°F
Mostly sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 66°F
Mostly clear. Windy.
Tuesday, May 5th, 2026
Overnight Temperature: 63°F
A mix of cloudy and clear skies. Windy.
Morning Temperature: 57°F
Cloudy with a few showers. Windy at times.
Afternoon Temperature: 60°F
Mostly cloudy with showers likely. Windy at times.
Evening Temperature: 55°F
Cloudy with showers likely. Windy at times.
Wednesday, May 6th, 2026
Overnight Temperature: 48°F
Mostly cloudy with showers likely. Windy.
Morning Temperature: 50°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 57°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 51°F
Clear.
Thursday, May 7th, 2026
Overnight Temperature: 45°F
Clear. Windy at times.
Morning Temperature: 52°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 66°F
Sunny. Windy at times.
Evening Temperature: 59°F
Cloudy with clear periods.
Friday, May 8th, 2026
Overnight Temperature: 54°F
Cloudy with a chance of showers.
Morning Temperature: 57°F
Mostly cloudy with a chance of showers.
Afternoon Temperature: 72°F
Sunny with cloudy periods. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 64°F
Clear. Slight chance of a 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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