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January 1st, 2026 :: 5:08 am CST   

Local Weather Report for
Mattoon
Illinois, United States

 Current Mattoon Weather Conditions Updated January 1st at 3:53 am 
Overcast
Temperature:30°F Dew Point:28°F
Barometer:29.98 inHg Wind:N 28 Mph
Humidity:92.9% Visibility:0M
 
 Mattoon Weather Forecast Summary  
 
Today
Jan 1st
Friday
Jan 2nd
Saturday
Jan 3rd
Sunday
Jan 4th
Monday
Jan 5th
Cloudy Cloudy Cloudy Cloudy Cloudy
35°F
34°F
27°F
35°F
27°F
37°F
26°F
51°F
30°F
 
 Mattoon Detailed Weather Forecast  
 
Thursday, January 1st, 2026
Morning Temperature: 30°F
Sunny.
Afternoon Temperature: 30°F
Sunny.
Evening Temperature: 28°F
Cloudy.
Friday, January 2nd, 2026
Overnight Temperature: 27°F
Cloudy.
Morning Temperature: 31°F
Cloudy.
Afternoon Temperature: 29°F
Cloudy.
Evening Temperature: 27°F
Cloudy.
Saturday, January 3rd, 2026
Overnight Temperature: 27°F
Cloudy.
Morning Temperature: 32°F
Cloudy. Windy at times.
Afternoon Temperature: 29°F
Sunny.
Evening Temperature: 27°F
A mix of clear and cloudy skies.
Sunday, January 4th, 2026
Overnight Temperature: 26°F
Clear.
Morning Temperature: 33°F
Cloudy.
Afternoon Temperature: 32°F
Cloudy.
Evening Temperature: 32°F
Cloudy.
Monday, January 5th, 2026
Overnight Temperature: 31°F
Clear. Windy at times.
Morning Temperature: 44°F
Cloudy. Windy at times.
Afternoon Temperature: 43°F
Cloudy.
Evening Temperature: 42°F
Cloudy. Windy at times.
Tuesday, January 6th, 2026
Overnight Temperature: 42°F
Cloudy. Windy at times.
Morning Temperature: 51°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 50°F
A mix of sun and cloud.
Evening Temperature: 48°F
Cloudy.
Wednesday, January 7th, 2026
Overnight Temperature: 46°F
Cloudy.
Morning Temperature: 54°F
Cloudy.
Afternoon Temperature: 54°F
Cloudy.
Evening Temperature: 54°F
Cloudy.
Thursday, January 8th, 2026
Overnight Temperature: 51°F
Cloudy.
Morning Temperature: 59°F
Cloudy. Windy at times.
Afternoon Temperature: 57°F
Cloudy. Windy at times.
Evening Temperature: 58°F
Cloudy with showers likely. Windy at times.
Friday, January 9th, 2026
Overnight Temperature: 60°F
Cloudy with showers likely. Windy.
Morning Temperature: 65°F
Sunny with a slight chance of showers. Wind 20 to 30 mph.
Afternoon Temperature: 61°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 54°F
Cloudy.





 

  [ Local Weather Report ]
Charleston, IL 
3:53 AM  30°F
Overcast
 
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Shelbyville, IL 
 
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3:55 AM  34°F
Overcast
 
Marshall, IL 
 
Newton, IL 
 
Paris, IL 
3:55 AM  28°F
Overcast
 
Champaign, IL 
3:53 AM  27°F
Overcast

 
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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