Climatological Report (Daily)
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398
CDUS43 KLOT 210633
CLIPWK

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT FRI AUG 21 2026

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

...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         78   3:18 PM  93    2010  82     -4       76
  MINIMUM         60   5:30 AM  57    2012  64     -4       67
                                      2015
                                      2024
  AVERAGE         69                        73     -4       72

PRECIPITATION (IN)
  YESTERDAY        0.00          1.17 2005   0.12  -0.12     0.00
  MONTH TO DATE    3.57                      2.34   1.23     3.16
  SINCE JUN 1     12.00                      9.46   2.54     9.90
  SINCE JAN 1     25.93                     20.98   4.95    17.67

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     27                        40    -13       21
  SINCE JUL 1      0                         3     -3        0

 COOLING
  YESTERDAY        4                         8     -4        7
  MONTH TO DATE  170                       184    -14      243
  SINCE JUN 1    658                       675    -17      875
  SINCE JAN 1    713                       735    -22      896
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     5.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87          11:00 PM
 LOWEST     46          11:00 AM
 AVERAGE    67

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


THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        96      2003
 MINIMUM TEMPERATURE (F)   64        53      2012


SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE   6:06 AM CDT   SUNSET   7:43 PM CDT
AUGUST 22 2026........SUNRISE   6:07 AM CDT   SUNSET   7:41 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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