701  
CDUS43 KILX 310629  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
129 AM CDT SUN AUG 31 2025  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 30 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 82 130 PM MM MM 83 -1 93  
MINIMUM 55 122 AM MM MM 61 -6 74  
AVERAGE 69 72 -3 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.12 -0.12 0.36  
MONTH TO DATE 1.56 2.91 -1.35 2.57  
SINCE JUN 1 13.64 10.61 3.03 12.92  
SINCE JAN 1 23.94 24.99 -1.05 31.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 3  
SINCE JUN 1 1 12 -11 6  
SINCE JUL 1 1 1 0 3  
 
COOLING  
YESTERDAY 4 7 -3 19  
MONTH TO DATE 308 267 41 298  
SINCE JUN 1 1139 842 297 958  
SINCE JAN 1 1224 952 272 1093    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 800 PM  
LOWEST 47 100 PM  
AVERAGE 67  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 MM MM  
MINIMUM TEMPERATURE (F) 60 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 31 2025........SUNRISE 623 AM CDT SUNSET 728 PM CDT  
SEPTEMBER 1 2025.....SUNRISE 624 AM CDT SUNSET 726 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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