365  
CDUS43 KILX 030629  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
129 AM CDT MON AUG 03 2026  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 2 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 2000 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 338 PM MM MM 85 -4 78  
MINIMUM 65 1046 PM MM MM 65 0 58  
AVERAGE 73 75 -2 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.07 -0.07 0.00  
MONTH TO DATE 0.52 0.15 0.37 0.00  
SINCE JUN 1 10.85 7.85 3.00 12.08  
SINCE JAN 1 28.18 22.23 5.95 22.38  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 1 12 -11 0  
SINCE JUL 1 1 1 0 0  
 
COOLING  
YESTERDAY 8 10 -2 3  
MONTH TO DATE 14 20 -6 8  
SINCE JUN 1 586 595 -9 839  
SINCE JAN 1 698 705 -7 924    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 12.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1100 PM  
LOWEST 62 200 PM  
AVERAGE 80  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 MM MM  
MINIMUM TEMPERATURE (F) 65 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 3 2026........SUNRISE 556 AM CDT SUNSET 806 PM CDT  
AUGUST 4 2026........SUNRISE 557 AM CDT SUNSET 805 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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