Climatological Report (Daily)
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000
CDUS43 KLOT 310643
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
142 AM CDT FRI JUL 31 2015


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR JULY 30 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         87    113 PM  98    1999  84      3       80
  MINIMUM         63    534 AM  49    1997  62      1       58
  AVERAGE         75                        73      2       69

PRECIPITATION (IN)
  YESTERDAY        0.00          0.84        0.17  -0.17     0.00
  MONTH TO DATE    3.26                      3.95  -0.69     2.18
  SINCE JUN 1     11.27                      7.84   3.43     9.12
  SINCE JAN 1     22.26                     20.86   1.40    16.76

SNOWFALL (IN)
  YESTERDAY        0.0
  MONTH TO DATE    0.0
  SINCE JUL 1      0.0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   18                         0     18        9
  SINCE JUN 1     52                        36     16       27
  SINCE JUL 1     18                         0     18        9

 COOLING
  YESTERDAY       10                         8      2        4
  MONTH TO DATE  213                       268    -55      147
  SINCE JUN 1    333                       446   -113      356
  SINCE JAN 1    387                       492   -105      425
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     9.6



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


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        98      2006
 MINIMUM TEMPERATURE (F)   62        50      1997


SUNRISE AND SUNSET
JULY 31 2015..........SUNRISE   545 AM CDT   SUNSET   813 PM CDT
AUGUST  1 2015........SUNRISE   546 AM CDT   SUNSET   812 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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