922  
CDUS43 KILX 172134  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
434 PM CDT SAT MAY 17 2025  
   
...............................  
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR MAY 17 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 72 259 PM MM MM 75 -3 81  
MINIMUM 58 519 AM MM MM 54 4 59  
AVERAGE 65 64 1 70  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.14 -0.14 0.00  
MONTH TO DATE 2.21 2.48 -0.27 1.91  
SINCE MAR 1 8.50 8.65 -0.15 10.17  
SINCE JAN 1 9.07 12.48 -3.41 15.31  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 0  
MONTH TO DATE 55 92 -37 13  
SINCE MAR 1 840 1173 -333 842  
SINCE JUL 1 4692 5346 -654 4399  
 
COOLING  
TODAY 0 3 -3 5  
MONTH TO DATE 41 33 8 28  
SINCE MAR 1 60 49 11 56  
SINCE JAN 1 60 49 11 56    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 13.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60 700 AM  
LOWEST 43 300 PM  
AVERAGE 52  
   
......................................................  
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 MM MM  
MINIMUM TEMPERATURE (F) 54 MM MM  
 
SUNRISE AND SUNSET  
MAY 17 2025...........SUNRISE 539 AM CDT SUNSET 806 PM CDT  
MAY 18 2025...........SUNRISE 538 AM CDT SUNSET 807 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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