Climatological Report (Daily)
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CDUS43 KLOT 190636
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SAT AUG 19 2017


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR AUGUST 18 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         80    246 PM  86    2016  82     -2       86
                                      2006
  MINIMUM         64    515 AM  48    2012  62      2       68
  AVERAGE         72                        72      0       77

PRECIPITATION (IN)
  YESTERDAY        0.00          0.71        0.15  -0.15     0.04
  MONTH TO DATE    1.57                      2.83  -1.26     0.62
  SINCE JUN 1      8.86                     10.84  -1.98     9.48
  SINCE JAN 1     26.21                     23.86   2.35    23.76

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    3                         0      3        0
  SINCE JUN 1     21                        38    -17       13
  SINCE JUL 1      4                         2      2        1

 COOLING
  YESTERDAY        7                         7      0       12
  MONTH TO DATE   86                       140    -54      204
  SINCE JUN 1    487                       596   -109      674
  SINCE JAN 1    510                       642   -132      747
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    23   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)   82        87      2011
                                             2010
 MINIMUM TEMPERATURE (F)   62        51      1997


SUNRISE AND SUNSET
AUGUST 19 2017........SUNRISE   605 AM CDT   SUNSET   747 PM CDT
AUGUST 20 2017........SUNRISE   606 AM CDT   SUNSET   745 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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