Climatological Report (Daily)
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102
CDUS43 KLOT 182134
CLIUGN

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT TUE AUG 18 2026

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

...THE WAUKEGAN IL CLIMATE SUMMARY FOR AUGUST 18 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 2000 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         80   1:21 PM  87    2016  80      0       82
  MINIMUM         62   2:01 AM  51    2012  61      1       73
  AVERAGE         71                        71      0       78

PRECIPITATION (IN)
  TODAY            0.00          1.53 2001   0.11  -0.11     0.40
  MONTH TO DATE    3.82                      2.08   1.74     1.32
  SINCE JUN 1     13.91                     10.01   3.90    11.12
  SINCE JAN 1     28.66                     22.85   5.81    19.55

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     52                        86    -34       39
  SINCE JUL 1      4                        13     -9        3

 COOLING
  TODAY            6                         6      0       13
  MONTH TO DATE  125                       116      9      192
  SINCE JUN 1    499                       447     52      727
  SINCE JAN 1    523                       479     44      736
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     8.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           6:00 AM
 LOWEST     65           1:00 PM
 AVERAGE    79

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


THE WAUKEGAN IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        86      2016
                                             2022
 MINIMUM TEMPERATURE (F)   61        51      2004


SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE   6:02 AM CDT   SUNSET   7:48 PM CDT
AUGUST 19 2026........SUNRISE   6:03 AM CDT   SUNSET   7:46 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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