210  
CDUS43 KILX 092227  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
427 PM CST TUE DEC 09 2025  
   
...............................  
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR DECEMBER 9 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 43 318 PM MM MM 42 1 53  
MINIMUM 23 1219 AM MM MM 28 -5 40  
AVERAGE 33 35 -2 47  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.06 -0.06 T  
MONTH TO DATE T 0.56 -0.56 0.29  
SINCE DEC 1 T 0.56 -0.56 0.29  
SINCE JAN 1 28.87 34.72 -5.85 33.49  
 
DEGREE DAYS  
HEATING  
TODAY 32 30 2 18  
MONTH TO DATE 366 261 105 316  
SINCE DEC 1 366 261 105 316  
SINCE JUL 1 1211 1304 -93 1103  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1273 1117 156 1091    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 100 AM  
LOWEST 67 100 PM  
AVERAGE 76  
   
......................................................  
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 MM MM  
MINIMUM TEMPERATURE (F) 28 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 9 2025......SUNRISE 702 AM CST SUNSET 429 PM CST  
DECEMBER 10 2025......SUNRISE 703 AM CST SUNSET 429 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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