449  
CDUS43 KILX 220637  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
137 AM CDT TUE JUL 22 2025  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR JULY 21 2025
 
 
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 86 419 PM MM MM 86 0 82  
MINIMUM 73 1159 PM MM MM 66 7 66  
AVERAGE 80 76 4 74  
 
PRECIPITATION (IN)  
YESTERDAY T MM MM 0.10 -0.10 0.00  
MONTH TO DATE 6.80 2.43 4.37 6.87  
SINCE JUN 1 11.08 6.81 4.27 8.87  
SINCE JAN 1 21.38 21.19 0.19 27.09  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 11 -11 3  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 15 11 4 9  
MONTH TO DATE 303 230 73 216  
SINCE JUN 1 657 472 185 547  
SINCE JAN 1 742 582 160 682    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 72 400 PM  
AVERAGE 85  
   
......................................................
 
 
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 22 2025..........SUNRISE 546 AM CDT SUNSET 818 PM CDT  
JULY 23 2025..........SUNRISE 547 AM CDT SUNSET 817 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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