Climatological Report (Daily)
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CDUS43 KLOT 210651
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
151 AM CDT TUE APR 21 2015


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR APRIL 20 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         52    447 AM  80    2014  63    -11       80
  MINIMUM         40   1056 PM  27    2013  39      1       39
  AVERAGE         46                        51     -5       60

PRECIPITATION (IN)
  YESTERDAY        0.02          0.49        0.11  -0.09     0.00
  MONTH TO DATE    3.52                      2.02   1.50     1.11
  SINCE MAR 1      4.02                      4.38  -0.36     1.56
  SINCE JAN 1      5.85                      7.11  -1.26     2.78

SNOWFALL (IN)
  YESTERDAY       MM
  MONTH TO DATE    0.0
  SINCE JUL 1     32.2

DEGREE DAYS
 HEATING
  YESTERDAY       19                        14      5        5
  MONTH TO DATE  267                       351    -84      372
  SINCE MAR 1   1208                      1187     21     1462
  SINCE JUL 1   6400                      5942    458     7238

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  17   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    18.0



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


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        81      2001
 MINIMUM TEMPERATURE (F)   40        29      2011


SUNRISE AND SUNSET
APRIL 21 2015.........SUNRISE   604 AM CDT   SUNSET   740 PM CDT
APRIL 22 2015.........SUNRISE   602 AM CDT   SUNSET   741 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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