020  
CDUS43 KILX 090627  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
127 AM CDT SAT MAY 09 2026  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR MAY 8 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 66 1028 AM MM MM 72 -6 75  
MINIMUM 49 423 AM MM MM 51 -2 48  
AVERAGE 58 61 -3 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.20 MM MM 0.15 0.05 T  
MONTH TO DATE 1.14 1.20 -0.06 1.18  
SINCE MAR 1 14.56 7.37 7.19 7.47  
SINCE JAN 1 15.37 11.20 4.17 8.04  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 6 1 3  
MONTH TO DATE 89 51 38 45  
SINCE MAR 1 804 1132 -328 830  
SINCE JUL 1 4868 5305 -437 4682  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 0 11 -11 3  
SINCE MAR 1 58 27 31 22  
SINCE JAN 1 58 27 31 22    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 10.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1100 PM  
LOWEST 48 1000 AM  
AVERAGE 72  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 MM MM  
MINIMUM TEMPERATURE (F) 51 MM MM  
 
SUNRISE AND SUNSET  
MAY 9 2026...........SUNRISE 546 AM CDT SUNSET 758 PM CDT  
MAY 10 2026...........SUNRISE 545 AM CDT SUNSET 759 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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