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416
CDUS43 KLOT 200635
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST SAT DEC 20 2014


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR DECEMBER 19 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         32    301 PM  53    2002  34     -2       39
  MINIMUM         24   1159 PM  -6    2005  18      6       24
  AVERAGE         28                        26      2       32

PRECIPITATION (IN)
  YESTERDAY        0.00          0.41        0.06  -0.06     0.03
  MONTH TO DATE    0.22                      1.15  -0.93     0.45
  SINCE DEC 1      0.22                      1.15  -0.93     0.45
  SINCE JAN 1     29.08                     36.34  -7.26    34.63

SNOWFALL (IN)
  YESTERDAY        0.0
  MONTH TO DATE    T
  SINCE JUL 1      0.9

DEGREE DAYS
 HEATING
  YESTERDAY       37                        39     -2       33
  MONTH TO DATE  640                       686    -46      827
  SINCE DEC 1    640                       686    -46      827
  SINCE JUL 1   2099                      1940    159     2263

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    767                       814    -47      745
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   N (340)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     3.6



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)   34        49      2012
 MINIMUM TEMPERATURE (F)   18        -9      2000


SUNRISE AND SUNSET
DECEMBER 20 2014......SUNRISE   717 AM CST   SUNSET   424 PM CST
DECEMBER 21 2014......SUNRISE   717 AM CST   SUNSET   425 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$





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