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250 
CDUS43 KLOT 110636
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
1235 AM CST THU JAN 11 2018


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR JANUARY 10 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         54R  1159 PM  51    2017  31     23       51       
                                      2012                          
  MINIMUM         29   1205 AM  -7    2010  15     14       25       
  AVERAGE         42                        23     19       38      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.65        0.04  -0.04     0.19    
  MONTH TO DATE    0.05                      0.47  -0.42     0.20    
  SINCE DEC 1      0.68                      2.19  -1.51     1.34    
  SINCE JAN 1      0.05                      0.47  -0.42     0.20    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       23                        42    -19       27       
  MONTH TO DATE  529                       418    111      457       
  SINCE DEC 1   1769                      1591    178     1725       
  SINCE JUL 1   2979                      2845    134     2636       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  15   RESULTANT WIND DIRECTION   S (180)      
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION     S (190)      
  AVERAGE WIND SPEED    15.4                                         


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


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

                                                                     
THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   31        55      2012                    
 MINIMUM TEMPERATURE (F)   15        -5      1999                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 11 2018.......SUNRISE   720 AM CST   SUNSET   442 PM CST   
JANUARY 12 2018.......SUNRISE   719 AM CST   SUNSET   444 PM CST   

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




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