Climatological Report (Daily)
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CDUS43 KLOT 010638
CLIDPA

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT TUE JUL 01 2025

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

...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 30 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         90   3:54 PM  94    2019  84      6       73
  MINIMUM         71   2:36 AM  49    2007  62      9       52
  AVERAGE         81                        73      8       63

PRECIPITATION (IN)
  YESTERDAY        T             1.83 2014   0.10  -0.10     0.00
  MONTH TO DATE    2.65                      3.65  -1.00     5.03
  SINCE JUN 1      2.65                      3.65  -1.00     5.03
  SINCE JAN 1     10.71                     15.91  -5.20    17.67

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        2
  MONTH TO DATE   18                        30    -12       13
  SINCE JUN 1     18                        30    -12       13
  SINCE JUL 1   5675                      6360   -685     5255

 COOLING
  YESTERDAY       16                         8      8        0
  MONTH TO DATE  267                       175     92      242
  SINCE JUN 1    267                       175     92      242
  SINCE JAN 1    300                       231     69      296
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     7.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    91           3:00 AM
 LOWEST     44           3:00 PM
 AVERAGE    68

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


THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        92      2018
 MINIMUM TEMPERATURE (F)   62        48      2001
                                             2024


SUNRISE AND SUNSET
JULY  1 2025..........SUNRISE   5:22 AM CDT   SUNSET   8:32 PM CDT
JULY  2 2025..........SUNRISE   5:22 AM CDT   SUNSET   8:32 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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