Climatological Report (Daily)
Issued by NWS

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494
CDUS43 KLOT 300643
CLIPWK

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
143 AM CDT SAT AUG 30 2025

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

...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR AUGUST 29 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         70  11:34 AM  94    2010  80    -10       83
  MINIMUM         53R  5:41 AM  55    2004  62     -9       71
  AVERAGE         62                        71     -9       77

PRECIPITATION (IN)
  YESTERDAY        T             0.71 2015   0.13  -0.13     0.00
  MONTH TO DATE    3.26                      3.44  -0.18     1.52
  SINCE JUN 1     10.00                     10.56  -0.56    11.79
  SINCE JAN 1     17.77                     22.08  -4.31    26.08

DEGREE DAYS
 HEATING
  YESTERDAY        3                         0      3        0
  MONTH TO DATE    6                         0      6        2
  SINCE JUN 1     27                        40    -13       16
  SINCE JUL 1      6                         3      3        5

 COOLING
  YESTERDAY        0                         7     -7       12
  MONTH TO DATE  271                       251     20      263
  SINCE JUN 1    903                       742    161      815
  SINCE JAN 1    924                       802    122      852
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     3.9


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           4:00 AM
 LOWEST     57          11:00 AM
 AVERAGE    75

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


THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        96      2013
 MINIMUM TEMPERATURE (F)   62        49      2009


SUNRISE AND SUNSET
AUGUST 30 2025........SUNRISE   6:15 AM CDT   SUNSET   7:28 PM CDT
AUGUST 31 2025........SUNRISE   6:16 AM CDT   SUNSET   7:26 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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