Area Conditions for Mattoon, IL
 
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Temperature: 93 oF
Feels Like: 98 oF
Humidity: 46%
Barometer: 30.03
Dew Point: 69 oF
Wind Dir.: S
Wind Speed: 7 mph
Sunrise: 6:34
Sunset: 7:01
Observation: Sunny
Radar
As reported at MATTOON, IL at 5:00 PM

5-day Forecast for Mattoon, IL
Date Tue
9/15		 Wed
9/16		 Thu
9/17		 Fri
9/18		 Sat
9/19
Weather Condition Thunder Storms Thunder Storms Thunder Storms Thunder Storms Thunder Storms
Weather Thunder Storms Thunder Storms Thunder Storms Thunder Storms Thunder Storms
Temperature (°F)
Low/High		 67/97 70/93 73/95 68/89 70/92
Feels Like (°F)
Low/High		 67/99 70/100 74/100 68/94 70/93
Dew Point (°F) 70 71 71 70 65
Humidity (%) 55 66 55 71 53
Wind Speed (mph) 7 4 6 6 8
Precipitation
Chance (%)		 52 44 25 24 -
Precipitation
Amount (inches)
S=Snow, L=Liquid		 Rain
0.10		 Rain
0.14		 Rain
0.12		 Rain
0.09		 None
Evapo-
transpiration
(inches/day)		 0.22 0.14 0.19 0.15 0.21
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DTN Weather Summary

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Bryce Anderson – DTN Meteorologist
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Quick System Moves Through the Northern Plains and Southern Canadian Prairies on Wednesday

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Posted at 12:03PM Tue Sep 15, 2026 CDT
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