310  
CDUS43 KILX 210631  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
131 AM CDT FRI JUL 21 2023  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR JULY 20 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 90 353 PM MM MM 86 4 91  
MINIMUM 71 1159 PM MM MM 66 5 73  
AVERAGE 81 76 5 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 MM MM 0.11 0.01 0.00  
MONTH TO DATE 3.44 2.33 1.11 3.36  
SINCE JUN 1 5.08 6.71 -1.63 4.20  
SINCE JAN 1 15.89 21.09 -5.20 20.53  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 4 11 -7 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 11 5 17  
MONTH TO DATE 213 219 -6 249  
SINCE JUN 1 433 461 -28 539  
SINCE JAN 1 525 571 -46 700    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 50 500 PM  
AVERAGE 75  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 MM MM  
MINIMUM TEMPERATURE (F) 66 MM MM  
 
SUNRISE AND SUNSET  
JULY 21 2023..........SUNRISE 544 AM CDT SUNSET 819 PM CDT  
JULY 22 2023..........SUNRISE 545 AM CDT SUNSET 818 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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