542  
CDUS43 KILX 292234  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
434 PM CST MON DEC 29 2025  
   
...............................  
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR DECEMBER 29 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 MM MM MM MM 37 MM 52  
MINIMUM MM MM MM MM 23 MM 45  
AVERAGE MM 30 MM 49  
 
PRECIPITATION (IN)  
TODAY T MM MM 0.06 -0.06 1.02  
MONTH TO DATE 0.65 1.72 -1.07 2.74  
SINCE DEC 1 0.65 1.72 -1.07 2.74  
SINCE JAN 1 29.52 35.88 -6.36 35.94  
 
DEGREE DAYS  
HEATING  
TODAY MM 35 MM 16  
MONTH TO DATE 896 920 -24 868  
SINCE DEC 1 896 920 -24 868  
SINCE JUL 1 1741 1963 -222 1655  
 
COOLING  
TODAY MM 0 MM 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 30 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 23.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 300 PM  
LOWEST 64 1200 PM  
AVERAGE 67  
   
......................................................  
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 MM MM  
MINIMUM TEMPERATURE (F) 23 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 29 2025......SUNRISE 713 AM CST SUNSET 438 PM CST  
DECEMBER 30 2025......SUNRISE 713 AM CST SUNSET 439 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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