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February 20th, 2026 :: 1:05 am CST   

Local Weather Report for
Jacksonville
Illinois, United States

 Current Jacksonville Weather Conditions Updated February 19th at 11:55 pm 
Temperature:39°F Dew Point:27°F
Barometer:29.5 inHg Wind:N 47 Mph
Humidity:60.2% Visibility:0M
 
 Jacksonville Weather Forecast Summary  
 
Today
Feb 20th
Saturday
Feb 21st
Sunday
Feb 22nd
Monday
Feb 23rd
Tuesday
Feb 24th
Cloudy Cloudy Cloudy Mix of Cloud and Sun Cloudy
42°F
35°F
27°F
29°F
18°F
32°F
17°F
44°F
22°F
 
 Jacksonville Detailed Weather Forecast  
 
Friday, February 20th, 2026
Overnight Temperature: 36°F
Cloudy. Windy.
Morning Temperature: 38°F
Sunny. Windy.
Afternoon Temperature: 38°F
Sunny. Windy at times.
Evening Temperature: 33°F
Clear.
Saturday, February 21st, 2026
Overnight Temperature: 28°F
Cloudy.
Morning Temperature: 33°F
Cloudy with a chance of flurries or showers. Risk of freezing rain. Windy at times.
Afternoon Temperature: 33°F
Cloudy with a slight chance of flurries or showers. Windy at times.
Evening Temperature: 30°F
Cloudy. Windy at times.
Sunday, February 22nd, 2026
Overnight Temperature: 24°F
Clear. Windy at times.
Morning Temperature: 26°F
Cloudy. Windy.
Afternoon Temperature: 23°F
A mix of cloud and sun. Windy.
Evening Temperature: 19°F
A mix of cloudy and clear skies. Windy.
Monday, February 23rd, 2026
Overnight Temperature: 17°F
A mix of cloudy and clear skies. Windy.
Morning Temperature: 26°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 26°F
Sunny.
Evening Temperature: 23°F
Clear.
Tuesday, February 24th, 2026
Overnight Temperature: 23°F
A mix of cloudy and clear skies.
Morning Temperature: 37°F
Cloudy. Windy at times.
Afternoon Temperature: 40°F
Cloudy. Windy at times.
Evening Temperature: 37°F
Cloudy. Windy.
Wednesday, February 25th, 2026
Overnight Temperature: 37°F
Cloudy. Windy.
Morning Temperature: 48°F
Cloudy. Windy.
Afternoon Temperature: 49°F
Cloudy.
Evening Temperature: 40°F
Cloudy.





 

  [ Local Weather Report ]
Markham, IL 
11:55 PM  39°F
 
 
Beardstown, IL 
 
Roodhouse, IL 
 
White Hall, IL 
 
Auburn, IL 
 
Leland Grove, IL 
11:52 PM  45°F
 
 
Springfield, IL 
11:52 PM  45°F
 
 
Rushville, IL 
 
Pittsfield, IL 
 
Virden, IL 

 
This WeatherCity Weather Forecast for Jacksonville, 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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