501  
CDUS43 KILX 130627  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
127 AM CDT SUN AUG 13 2023  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 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 88 216 PM MM MM 85 3 79  
MINIMUM 68 1159 PM MM MM 64 4 55  
AVERAGE 78 74 4 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.08 -0.08 0.00  
MONTH TO DATE 3.19 0.97 2.22 7.02  
SINCE JUN 1 8.44 8.67 -0.23 11.47  
SINCE JAN 1 19.25 23.05 -3.80 27.80  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 4 12 -8 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 13 9 4 2  
MONTH TO DATE 113 119 -6 121  
SINCE JUN 1 690 694 -4 774  
SINCE JAN 1 782 804 -22 935    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 51 300 PM  
AVERAGE 76  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 MM MM  
MINIMUM TEMPERATURE (F) 64 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 13 2023........SUNRISE 605 AM CDT SUNSET 755 PM CDT  
AUGUST 14 2023........SUNRISE 606 AM CDT SUNSET 753 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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