CDUS43 KLOT 270644

CLIDPA



CLIMATE REPORT 

NATIONAL WEATHER SERVICE CHICAGO IL

144 AM CDT MON OCT 27 2025



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



...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 26 2025...



CLIMATE NORMAL PERIOD: 1991 TO 2020

CLIMATE RECORD PERIOD: 1997 TO 2025





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 YESTERDAY                                                           

  MAXIMUM         61  12:27 PM  75    2000  58      3       59        

  MINIMUM         45   7:28 PM  31    2013  39      6       35        

  AVERAGE         53                        48      5       47     



PRECIPITATION (IN)                                                    

  YESTERDAY        0.00          1.70 2019   0.09  -0.09     0.00     

  MONTH TO DATE    3.02                      2.58   0.44     0.96     

  SINCE SEP 1      3.66                      5.58  -1.92     2.38     

  SINCE JAN 1     24.19                     28.95  -4.76    26.70     



DEGREE DAYS                                                           

 HEATING                                                              

  YESTERDAY       12                        17     -5       18        

  MONTH TO DATE  209                       316   -107      225        

  SINCE SEP 1    256                       416   -160      258        

  SINCE JUL 1    267                       427   -160      267        



 COOLING                                                              

  YESTERDAY        0                         0      0        0        

  MONTH TO DATE   49                         9     40        3        

  SINCE SEP 1    176                        97     79      113        

  SINCE JAN 1   1084                       821    263      911        

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





WIND (MPH)                                                            

  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NE (60)        

  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     E (100)       

  AVERAGE WIND SPEED     8.5                                        





WEATHER CONDITIONS                                                    

THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         

  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  





RELATIVE HUMIDITY (PERCENT)

 HIGHEST    76           8:00 PM                                      

 LOWEST     37          12:00 PM                                      

 AVERAGE    57                                                        



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





THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   57        77      2014                      

 MINIMUM TEMPERATURE (F)   38        23      1997                      





SUNRISE AND SUNSET                                                    

OCTOBER 27 2025.......SUNRISE   7:20 AM CDT   SUNSET   5:53 PM CDT     

OCTOBER 28 2025.......SUNRISE   7:21 AM CDT   SUNSET   5:52 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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