Climatological Report (Daily)
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CDUS43 KLOT 300633
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT THU JUL 30 2015


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR JULY 29 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         86    105 PM  95    1999  84      2       81
  MINIMUM         67   1159 PM  52    2013  63      4       55
                                      2003
                                      1997
  AVERAGE         77                        73      4       68

PRECIPITATION (IN)
  YESTERDAY        T             0.17        0.15  -0.15      T
  MONTH TO DATE    3.26                      3.78  -0.52     2.18
  SINCE JUN 1     11.27                      7.67   3.60     9.12
  SINCE JAN 1     22.26                     20.69   1.57    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       12                         8      4        3
  MONTH TO DATE  203                       260    -57      143
  SINCE JUN 1    323                       438   -115      352
  SINCE JAN 1    377                       484   -107      421
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    10.2



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  LIGHT RAIN


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        98      1999
 MINIMUM TEMPERATURE (F)   62        49      1997


SUNRISE AND SUNSET
JULY 30 2015..........SUNRISE   544 AM CDT   SUNSET   814 PM CDT
JULY 31 2015..........SUNRISE   545 AM CDT   SUNSET   813 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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