811  
CDUS43 KLOT 250634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT SUN JUN 25 2017  
 
   
...............................
 
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JUNE 24 2017...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1997 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 236 PM 95 2009 84 -11 84  
2005  
MINIMUM 56 1103 PM 50 2006 61 -5 58  
AVERAGE 65 72 -7 71  
 
PRECIPITATION (IN)  
YESTERDAY T 1.09 0.09 -0.09 0.00  
MONTH TO DATE 2.49 3.35 -0.86 3.14  
SINCE JUN 1 2.49 3.35 -0.86 3.14  
SINCE JAN 1 19.84 16.37 3.47 17.42  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 6 34 -28 11  
SINCE JUN 1 6 34 -28 11  
SINCE JUL 1 5553 6313 -760 5638  
 
COOLING  
YESTERDAY 0 8 -8 6  
MONTH TO DATE 161 128 33 138  
SINCE JUN 1 161 128 33 138  
SINCE JAN 1 184 174 10 211    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 12.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
   
......................................................
 
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 95 2005  
MINIMUM TEMPERATURE (F) 61 50 2004  
 
 
SUNRISE AND SUNSET  
JUNE 25 2017..........SUNRISE 519 AM CDT SUNSET 832 PM CDT  
JUNE 26 2017..........SUNRISE 519 AM CDT SUNSET 832 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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