705 
CDUS43 KLOT 022138
CLIDPA

CLIMATE REPORT 
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CDT THU SEP 02 2021

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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 2 2021...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2021


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE           
                VALUE   (LST)  VALUE       VALUE  FROM               
                                                  NORMAL           
................................................................
TEMPERATURE (F)                                                          
 TODAY                                                               
  MAXIMUM         80   2:20 PM  95    2008  80      0                 
  MINIMUM         57   3:55 AM  43    2017  59     -2                 
  AVERAGE         69                        69      0              

PRECIPITATION (IN)                                                    
  TODAY            0.00          1.14 2010   0.10  -0.10              
  MONTH TO DATE    0.00                      0.20  -0.20              
  SINCE SEP 1      0.00                      0.20  -0.20              
  SINCE JAN 1     16.41                     23.57  -7.16              

DEGREE DAYS                                                           
 HEATING                                                              
  TODAY            0                         1     -1                 
  MONTH TO DATE    0                         2     -2                 
  SINCE SEP 1      0                         2     -2                 
  SINCE JUL 1      0                        13    -13                 

 COOLING                                                              
  TODAY            4                         5     -1                 
  MONTH TO DATE    7                        10     -3                 
  SINCE SEP 1      7                        10     -3                 
  SINCE JAN 1    918                       734    184                 
................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   E (80)        
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     E (90)        
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SE (140)       
  AVERAGE WIND SPEED     3.5                                        


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED TODAY.                             
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  

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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   79        90      1999                      
                                             2012                     
                                             2015                     
 MINIMUM TEMPERATURE (F)   58        50      2017                      


SUNRISE AND SUNSET                                                    
SEPTEMBER  2 2021.....SUNRISE   6:20 AM CDT   SUNSET   7:24 PM CDT     
SEPTEMBER  3 2021.....SUNRISE   6:21 AM CDT   SUNSET   7:23 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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