450  
CDUS43 KILX 130729  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
129 AM CST WED DEC 13 2023  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR DECEMBER 12 2023
 
 
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)  
YESTERDAY  
MAXIMUM 45 106 PM MM MM 41 4 41  
MINIMUM 28 551 AM MM MM 26 2 31  
AVERAGE 37 33 4 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.06 -0.06 0.00  
MONTH TO DATE 1.34 0.81 0.53 0.25  
SINCE DEC 1 1.34 0.81 0.53 0.25  
SINCE JAN 1 27.60 35.05 -7.45 42.26  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 32 -4 29  
MONTH TO DATE 296 359 -63 313  
SINCE DEC 1 296 359 -63 313  
SINCE JUL 1 1217 1423 -206 1390  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1135 1105 30 1231    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 500 AM  
LOWEST 39 300 PM  
AVERAGE 57  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 MM MM  
MINIMUM TEMPERATURE (F) 26 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 13 2023......SUNRISE 708 AM CST SUNSET 431 PM CST  
DECEMBER 14 2023......SUNRISE 709 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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