199  
CDUS43 KILX 042226  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
426 PM CST THU DEC 04 2025  
   
...............................  
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR DECEMBER 4 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 26 1225 AM MM MM 43 -17 48  
MINIMUM 9 823 AM MM MM 28 -19 21  
AVERAGE 18 36 -18 35  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.06 -0.06 T  
MONTH TO DATE 0.00 0.27 -0.27 T  
SINCE DEC 1 0.00 0.27 -0.27 T  
SINCE JAN 1 28.15 34.51 -6.36 40.52  
 
DEGREE DAYS  
HEATING  
TODAY 47 29 18 30  
MONTH TO DATE 176 114 62 156  
SINCE DEC 1 176 114 62 156  
SINCE JUL 1 1062 1178 -116 910  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1479 1105 374 1292    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 800 AM  
LOWEST 46 1200 PM  
AVERAGE 63  
   
......................................................  
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 MM MM  
MINIMUM TEMPERATURE (F) 28 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 4 2025......SUNRISE 701 AM CST SUNSET 431 PM CST  
DECEMBER 5 2025......SUNRISE 702 AM CST SUNSET 431 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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