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January 9th, 2026 :: 12:06 am CST   

Local Weather Report for
Mattoon
Illinois, United States

 Current Mattoon Weather Conditions Updated January 8th at 10:53 pm 
light rain
Temperature:63°F Dew Point:59°F
Barometer:29.56 inHg Wind:N 34 Mph
Humidity:88.0% Visibility:0M
 
 Mattoon Weather Forecast Summary  
 
Today
Jan 9th
Saturday
Jan 10th
Sunday
Jan 11th
Monday
Jan 12th
Tuesday
Jan 13th
Showers Mix of rain and snow Mostly Sunny Cloudy Cloudy
63°F
42°F
29°F
32°F
23°F
43°F
25°F
48°F
35°F
 
 Mattoon Detailed Weather Forecast  
 
Friday, January 9th, 2026
Overnight Temperature: 58°F
Clear with showers likely. Windy.
Morning Temperature: 48°F
Cloudy. Windy at times.
Afternoon Temperature: 44°F
Cloudy.
Evening Temperature: 43°F
Cloudy.
Saturday, January 10th, 2026
Overnight Temperature: 40°F
Cloudy.
Morning Temperature: 40°F
Cloudy with showers likely. Showers possibly mixed with wet flurries. Windy.
Afternoon Temperature: 37°F
Sunny. Windy at times.
Evening Temperature: 31°F
Clear with cloudy periods with a slight chance of flurries or showers. Windy.
Sunday, January 11th, 2026
Overnight Temperature: 27°F
Clear with cloudy periods with a slight chance of flurries. Windy.
Morning Temperature: 28°F
Sunny with cloudy periods. Windy.
Afternoon Temperature: 29°F
Sunny. Windy at times.
Evening Temperature: 27°F
Clear. Windy at times.
Monday, January 12th, 2026
Overnight Temperature: 25°F
Cloudy.
Morning Temperature: 36°F
Cloudy. Windy.
Afternoon Temperature: 34°F
Sunny.
Evening Temperature: 34°F
Cloudy. Windy at times.
Tuesday, January 13th, 2026
Overnight Temperature: 35°F
Cloudy. Windy at times.
Morning Temperature: 43°F
Cloudy. Windy.
Afternoon Temperature: 44°F
Cloudy. Windy at times.
Evening Temperature: 40°F
Cloudy. Windy.
Wednesday, January 14th, 2026
Overnight Temperature: 35°F
Cloudy. Windy at times.
Morning Temperature: 36°F
Cloudy.
Afternoon Temperature: 34°F
Cloudy. Windy at times.
Evening Temperature: 28°F
Clear with cloudy periods. Windy at times.
Thursday, January 15th, 2026
Overnight Temperature: 26°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 28°F
Cloudy. Windy at times.
Afternoon Temperature: 26°F
A mix of cloud and sun.
Evening Temperature: 24°F
A mix of cloudy and clear skies.
Friday, January 16th, 2026
Overnight Temperature: 21°F
Cloudy.
Morning Temperature: 26°F
Cloudy.
Afternoon Temperature: 23°F
Sunny.
Evening Temperature: 23°F
Cloudy.





 

  [ Local Weather Report ]
Charleston, IL 
10:53 PM  63°F
light rain
 
Casey, IL 
 
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Shelbyville, IL 
 
Effingham, IL 
10:55 PM  66°F
light rain
 
Marshall, IL 
 
Newton, IL 
 
Paris, IL 
10:55 PM  61°F
light rain
 
Champaign, IL 
10:53 PM  61°F
light rain

 
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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