598  
CDUS43 KILX 312134  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
434 PM CDT SUN AUG 31 2025  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 31 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 80 240 PM MM MM 83 -3 84  
MINIMUM 55 608 AM MM MM 60 -5 63  
AVERAGE 68 72 -4 74  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.12 -0.12 0.02  
MONTH TO DATE 1.56 3.03 -1.47 2.59  
SINCE JUN 1 13.64 10.73 2.91 12.94  
SINCE JAN 1 23.94 25.11 -1.17 31.16  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 3 7 -4 9  
MONTH TO DATE 311 273 38 307  
SINCE JUN 1 1142 848 294 967  
SINCE JAN 1 1227 958 269 1102    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 100 AM  
LOWEST 39 300 PM  
AVERAGE 66  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
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.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page Main Text Page