Climatological Report (Daily)
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CDUS43 KLOT 310635
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT THU JUL 31 2014


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR JULY 30 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         80    313 PM  98    1999  84     -4       71
  MINIMUM         58    305 AM  49    1997  62     -4       55
  AVERAGE         69                        73     -4       63

PRECIPITATION (IN)
  YESTERDAY        0.00          0.84        0.17  -0.17     0.16
  MONTH TO DATE    2.18                      3.95  -1.77     4.67
  SINCE JUN 1      9.12                      7.84   1.28     7.57
  SINCE JAN 1     16.76                     20.86  -4.10    24.86

SNOWFALL (IN)
  YESTERDAY       MM

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        2
  MONTH TO DATE    9                         0      9       19
  SINCE JUN 1     27                        36     -9       73
  SINCE JUL 1      9                         0      9       19

 COOLING
  YESTERDAY        4                         8     -4        0
  MONTH TO DATE  147                       268   -121      216
  SINCE JUN 1    356                       446    -90      355
  SINCE JAN 1    425                       492    -67      432
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     5.6



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 2014..........SUNRISE   546 AM CDT   SUNSET   812 PM CDT
AUGUST  1 2014........SUNRISE   547 AM CDT   SUNSET   811 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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