625  
CDUS43 KILX 302130  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
430 PM CDT TUE SEP 30 2025  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 30 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 88 209 PM MM MM 74 14 77  
MINIMUM 60 606 AM MM MM 50 10 60  
AVERAGE 74 62 12 69  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.07 -0.07 0.00  
MONTH TO DATE 1.14 2.98 -1.84 1.84  
SINCE SEP 1 1.14 2.98 -1.84 1.84  
SINCE JAN 1 25.08 28.09 -3.01 33.00  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 0  
MONTH TO DATE 15 66 -51 17  
SINCE SEP 1 15 66 -51 17  
SINCE JUL 1 16 71 -55 20  
 
COOLING  
TODAY 9 2 7 4  
MONTH TO DATE 208 124 84 154  
SINCE SEP 1 208 124 84 154  
SINCE JAN 1 1434 1082 352 1256    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 500 AM  
LOWEST 30 300 PM  
AVERAGE 55  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 MM MM  
MINIMUM TEMPERATURE (F) 49 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2025.....SUNRISE 651 AM CDT SUNSET 639 PM CDT  
OCTOBER 1 2025.......SUNRISE 652 AM CDT SUNSET 637 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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