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January 16th, 2026 :: 9:49 am CST   

Local Weather Report for
Jacksonville
Illinois, United States

 Current Jacksonville Weather Conditions Updated January 16th at 8:55 am 
Overcast
Temperature:32°F Dew Point:25°F
Barometer:29.68 inHg Wind:N 19 Mph
Humidity:74.3% Visibility:0M
 
 Jacksonville Weather Forecast Summary  
 
Today
Jan 16th
Saturday
Jan 17th
Sunday
Jan 18th
Monday
Jan 19th
Tuesday
Jan 20th
Cloudy Cloudy Cloudy Mix of Cloud and Sun Cloudy
40°F
22°F
14°F
27°F
13°F
17°F
9°F
27°F
12°F
 
 Jacksonville Detailed Weather Forecast  
 
Friday, January 16th, 2026
Morning Temperature: 37°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy.
Afternoon Temperature: 31°F
Cloudy with a slight chance of flurries. Windy at times.
Evening Temperature: 26°F
Cloudy with a chance of flurries. Windy at times.
Saturday, January 17th, 2026
Overnight Temperature: 21°F
Cloudy. Windy at times.
Morning Temperature: 20°F
Cloudy. Windy.
Afternoon Temperature: 18°F
Cloudy with sunny periods. Windy at times.
Evening Temperature: 15°F
Clear. Windy at times.
Sunday, January 18th, 2026
Overnight Temperature: 13°F
Cloudy. Windy at times.
Morning Temperature: 21°F
Cloudy. Windy at times.
Afternoon Temperature: 27°F
Cloudy. Windy at times.
Evening Temperature: 20°F
Clear with cloudy periods. Windy.
Monday, January 19th, 2026
Overnight Temperature: 10°F
Clear. Windy.
Morning Temperature: 13°F
Sunny. Windy.
Afternoon Temperature: 15°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 13°F
Clear.
Tuesday, January 20th, 2026
Overnight Temperature: 12°F
Clear. Windy at times.
Morning Temperature: 21°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 23°F
Cloudy.
Evening Temperature: 25°F
Cloudy. Windy.
Wednesday, January 21st, 2026
Overnight Temperature: 31°F
Cloudy. Wind 20 to 30 mph.
Morning Temperature: 36°F
Sunny with cloudy periods. Windy.
Afternoon Temperature: 28°F
Sunny. Windy at times.
Evening Temperature: 25°F
Clear. Windy at times.
Thursday, January 22nd, 2026
Overnight Temperature: 21°F
Cloudy. Windy at times.
Morning Temperature: 24°F
Cloudy. Windy at times.
Afternoon Temperature: 23°F
Sunny.
Evening Temperature: 21°F
Clear with cloudy periods.
Friday, January 23rd, 2026
Overnight Temperature: 21°F
Cloudy.
Morning Temperature: 29°F
Cloudy. Windy.
Afternoon Temperature: 35°F
Cloudy. Windy at times.
Evening Temperature: 35°F
Cloudy. Windy at times.
Saturday, January 24th, 2026
Overnight Temperature: 30°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 26°F
Sunny with cloudy periods. Windy.
Afternoon Temperature: 16°F
Sunny. Windy.
Evening Temperature: 5°F
Clear. Windy.





 

  [ Local Weather Report ]
Markham, IL 
8:55 AM  32°F
Overcast
 
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8:52 AM  34°F
Overcast
 
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8:52 AM  34°F
Overcast
 
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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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