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January 12th, 2026 :: 7:13 am CST   

Local Weather Report for
Mattoon
Illinois, United States

 Current Mattoon Weather Conditions Updated January 12th at 5:53 am 
Temperature:25°F Dew Point:19°F
Barometer:30.3 inHg Wind:N 17 Mph
Humidity:79.4% Visibility:0M
 
 Mattoon Weather Forecast Summary  
 
Today
Jan 12th
Tuesday
Jan 13th
Wednesday
Jan 14th
Thursday
Jan 15th
Friday
Jan 16th
Cloudy Cloudy Cloudy Cloudy Cloudy
44°F
51°F
35°F
43°F
20°F
26°F
17°F
38°F
22°F
 
 Mattoon Detailed Weather Forecast  
 
Monday, January 12th, 2026
Morning Temperature: 37°F
Cloudy. Windy at times.
Afternoon Temperature: 36°F
Cloudy.
Evening Temperature: 34°F
Clear. Windy at times.
Tuesday, January 13th, 2026
Overnight Temperature: 36°F
Cloudy. Windy at times.
Morning Temperature: 46°F
Cloudy. Windy.
Afternoon Temperature: 48°F
Cloudy. Windy at times.
Evening Temperature: 47°F
Cloudy. Windy at times.
Wednesday, January 14th, 2026
Overnight Temperature: 41°F
Cloudy. Windy at times.
Morning Temperature: 32°F
Cloudy. Windy.
Afternoon Temperature: 22°F
Cloudy. Windy.
Evening Temperature: 20°F
Mostly clear. Windy.
Thursday, January 15th, 2026
Overnight Temperature: 18°F
Clear. Windy.
Morning Temperature: 23°F
Sunny. Windy.
Afternoon Temperature: 22°F
A mix of cloud and sun.
Evening Temperature: 21°F
Cloudy.
Friday, January 16th, 2026
Overnight Temperature: 23°F
Cloudy. Windy at times.
Morning Temperature: 33°F
Cloudy. Windy at times.
Afternoon Temperature: 32°F
Cloudy.
Evening Temperature: 29°F
Cloudy with a slight chance of flurries.
Saturday, January 17th, 2026
Overnight Temperature: 26°F
Cloudy with a chance of flurries. Windy.
Morning Temperature: 17°F
Cloudy with a chance of flurries. Windy.
Afternoon Temperature: 11°F
Cloudy. Windy.
Evening Temperature: 7°F
Cloudy. Windy.
Sunday, January 18th, 2026
Overnight Temperature: 5°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 14°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 17°F
A mix of cloud and sun.
Evening Temperature: 18°F
Clear. Windy at times.
Monday, January 19th, 2026
Overnight Temperature: 23°F
Clear. Windy at times.
Morning Temperature: 38°F
Sunny with cloudy periods. Wind 20 to 30 mph.
Afternoon Temperature: 30°F
Sunny. Windy at times.
Evening Temperature: 27°F
A mix of cloudy and clear skies.
Tuesday, January 20th, 2026
Overnight Temperature: 27°F
Cloudy. Windy at times.
Morning Temperature: 38°F
Cloudy. Windy at times.
Afternoon Temperature: 31°F
Sunny.
Evening Temperature: 26°F
Mostly clear.





 

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5:53 AM  25°F
 
 
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5:55 AM  25°F
 
 
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Paris, IL 
5:55 AM  25°F
 
 
Champaign, IL 
5:53 AM  25°F
 

 
This WeatherCity Weather Forecast for Mattoon, 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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