791  
CDUS43 KILX 080629  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
129 AM CDT MON SEP 08 2025  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 7 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 73 MM MM MM 82 -9 69  
MINIMUM 47 MM MM MM 58 -11 48  
AVERAGE 60 70 -10 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.12 -0.12 0.00  
MONTH TO DATE 0.05 0.86 -0.81 0.10  
SINCE SEP 1 0.05 0.86 -0.81 0.10  
SINCE JAN 1 23.99 25.97 -1.98 31.26  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 1 4 6  
MONTH TO DATE 8 4 4 8  
SINCE SEP 1 8 4 4 8  
SINCE JUL 1 9 9 0 11  
 
COOLING  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 11 43 -32 24  
SINCE SEP 1 11 43 -32 24  
SINCE JAN 1 1237 1001 236 1126    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 1100 PM  
LOWEST 29 300 PM  
AVERAGE 53  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 MM MM  
MINIMUM TEMPERATURE (F) 58 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 630 AM CDT SUNSET 715 PM CDT  
SEPTEMBER 9 2025.....SUNRISE 631 AM CDT SUNSET 713 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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