CDUS43 KLOT 042134

CLIDPA



CLIMATE REPORT 

NATIONAL WEATHER SERVICE CHICAGO IL

434 PM CDT MON MAY 04 2026



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



...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 4 2026...

VALID TODAY AS OF 0400 PM LOCAL TIME.



CLIMATE NORMAL PERIOD: 1991 TO 2020

CLIMATE RECORD PERIOD: 1997 TO 2026





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 TODAY                                                               

  MAXIMUM         80R  2:11 PM  80    1999  67     13       63        

                                      2000                           

                                      2010                           

  MINIMUM         43   4:58 AM  30    2005  44     -1       44        

  AVERAGE         62                        55      7       54     



PRECIPITATION (IN)                                                    

  TODAY            0.00          1.22 2003   0.14  -0.14     0.15     

  MONTH TO DATE    0.03                      0.59  -0.56     0.71     

  SINCE MAR 1     10.33                      6.00   4.33     5.61     

  SINCE JAN 1     11.58                      8.51   3.07     7.18     



DEGREE DAYS                                                           

 HEATING                                                              

  TODAY            3                        10     -7       11        

  MONTH TO DATE   56                        42     14       42        

  SINCE MAR 1   1090                      1384   -294     1146        

  SINCE JUL 1   5732                      6161   -429     5467        



 COOLING                                                              

  TODAY            0                         0      0        0        

  MONTH TO DATE    0                         0      0        0        

  SINCE MAR 1     12                         6      6        6        

  SINCE JAN 1     12                         6      6        6        

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





WIND (MPH)                                                            

  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    SW (240)       

  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (270)       

  AVERAGE WIND SPEED    10.6                                        





WEATHER CONDITIONS                                                    

THE FOLLOWING WEATHER WAS RECORDED TODAY.                             

  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  





RELATIVE HUMIDITY (PERCENT)

 HIGHEST    89           5:00 AM                                      

 LOWEST     31          12:00 PM                                      

 AVERAGE    60                                                        



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





THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   67        83      2000                      

 MINIMUM TEMPERATURE (F)   45        34      2005                      





SUNRISE AND SUNSET                                                    

MAY  4 2026...........SUNRISE   5:45 AM CDT   SUNSET   7:55 PM CDT     

MAY  5 2026...........SUNRISE   5:44 AM CDT   SUNSET   7:56 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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