Climatological Report (Daily)
Issued by NWS

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993
CDUS43 KLOT 180632
CLIDPA

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT WED SEP 18 2024

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

...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         86   1:40 PM  92    2018  75     11       68
  MINIMUM         53   5:41 AM  40    1999  53      0       51
  AVERAGE         70                        64      6       60

PRECIPITATION (IN)
  YESTERDAY        0.00          0.84 2023   0.10  -0.10     0.84
  MONTH TO DATE    T                         1.69  -1.69     1.70
  SINCE SEP 1      T                         1.69  -1.69     1.70
  SINCE JAN 1     24.32                     25.06  -0.74    24.15

DEGREE DAYS
 HEATING
  YESTERDAY        0                         3     -3        5
  MONTH TO DATE   22                        31     -9       30
  SINCE SEP 1     22                        31     -9       30
  SINCE JUL 1     31                        42    -11       33

 COOLING
  YESTERDAY        5                         3      2        0
  MONTH TO DATE   63                        66     -3       67
  SINCE SEP 1     63                        66     -3       67
  SINCE JAN 1    861                       790     71      741
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     4.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           5:00 AM
 LOWEST     30           3:00 PM
 AVERAGE    60

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


THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        88      2007
 MINIMUM TEMPERATURE (F)   53        41      2012


SUNRISE AND SUNSET
SEPTEMBER 18 2024.....SUNRISE   6:37 AM CDT   SUNSET   6:56 PM CDT
SEPTEMBER 19 2024.....SUNRISE   6:38 AM CDT   SUNSET   6:54 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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