491  
CDUS43 KILX 192134  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
434 PM CDT MON MAY 19 2025  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR MAY 19 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 80 259 PM MM MM 75 5 90  
MINIMUM 56 547 AM MM MM 55 1 66  
AVERAGE 68 65 3 78  
 
PRECIPITATION (IN)  
TODAY T MM MM 0.13 -0.13 0.26  
MONTH TO DATE 2.21 2.75 -0.54 2.17  
SINCE MAR 1 8.50 8.92 -0.42 10.43  
SINCE JAN 1 9.07 12.75 -3.68 15.57  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 0  
MONTH TO DATE 55 100 -45 13  
SINCE MAR 1 840 1181 -341 842  
SINCE JUL 1 4692 5354 -662 4399  
 
COOLING  
TODAY 3 4 -1 13  
MONTH TO DATE 46 40 6 49  
SINCE MAR 1 65 56 9 77  
SINCE JAN 1 65 56 9 77    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 14.3  
 
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 75 400 AM  
LOWEST 45 100 PM  
AVERAGE 60  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 MM MM  
MINIMUM TEMPERATURE (F) 55 MM MM  
 
SUNRISE AND SUNSET  
MAY 19 2025...........SUNRISE 537 AM CDT SUNSET 807 PM CDT  
MAY 20 2025...........SUNRISE 536 AM CDT SUNSET 808 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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