628 
CDUS43 KLOT 270638
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
138 AM CDT MON AUG 27 2012


................................... 

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR AUGUST 26 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         76    751 AM  91          81     -5       MM       
  MINIMUM         65   1159 PM  51          60      5       MM       
  AVERAGE         71                        71      0       MM      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.80          1.50        0.15   0.65    MM       
  MONTH TO DATE    2.26                      3.98  -1.72    MM       
  SINCE JUN 1      5.90                     11.99  -6.09    MM       
  SINCE JAN 1     14.27                     25.01 -10.74    MM       
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0       MM       
  MONTH TO DATE    6                         0      6       MM       
  SINCE JUN 1     33                        38     -5       MM       
  SINCE JUL 1      6                         2      4       MM       
                                                                     
 COOLING                                                             
  YESTERDAY        6                         6      0       MM       
  MONTH TO DATE  163                       193    -30       MM       
  SINCE JUN 1    833                       649    184       MM       
  SINCE JAN 1    965                       695    270       MM       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (170)      
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (180)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (180)      
  AVERAGE WIND SPEED     6.6                                         


                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       


..........................................................

                                                                     
THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   81        86      2008                    
                                             2003                    
 MINIMUM TEMPERATURE (F)   60        54      2008                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 27 2012........SUNRISE   614 AM CDT   SUNSET   734 PM CDT   
AUGUST 28 2012........SUNRISE   615 AM CDT   SUNSET   732 PM CDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$