846  
CDUS43 KILX 290646  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
144 AM CDT MON MAY 29 2017  
 
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR MAY 28 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 313 PM MM MM 78 1 83  
MINIMUM 61 1159 PM MM MM 55 6 69  
AVERAGE 70 66 4 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.10 -0.10 T  
MONTH TO DATE 8.49 3.97 4.52 3.04  
SINCE MAR 1 16.77 10.41 6.36 9.56  
SINCE JAN 1 18.87 14.13 4.74 10.75  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 148 135 13 138  
SINCE MAR 1 1052 1241 -189 993  
SINCE JUL 1 4411 5498 -1087 4485  
 
COOLING  
YESTERDAY 5 4 1 11  
MONTH TO DATE 64 61 3 55  
SINCE MAR 1 87 75 12 62  
SINCE JAN 1 87 75 12 62    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 8.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 37 500 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 MM MM  
MINIMUM TEMPERATURE (F) 56 MM MM  
 
 
SUNRISE AND SUNSET  
MAY 29 2017...........SUNRISE 530 AM CDT SUNSET 816 PM CDT  
MAY 30 2017...........SUNRISE 530 AM CDT SUNSET 816 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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