Climatological Report (Daily)
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962
CDUS43 KLOT 250641
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT MON SEP 25 2017


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 24 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         91R   216 PM  91    2007  72     19       75
  MINIMUM         64    505 AM  32    2012  49     15       64
  AVERAGE         78                        61     17       70

PRECIPITATION (IN)
  YESTERDAY        0.00          0.27        0.11  -0.11     0.00
  MONTH TO DATE    0.30                      2.58  -2.28     0.67
  SINCE SEP 1      0.30                      2.58  -2.28     0.67
  SINCE JAN 1     26.86                     28.21  -1.35    26.93

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        0
  MONTH TO DATE   59                        61     -2        1
  SINCE SEP 1     59                        61     -2        1
  SINCE JUL 1     71                        70      1        2

 COOLING
  YESTERDAY       13                         1     12        5
  MONTH TO DATE  104                        72     32      130
  SINCE SEP 1    104                        72     32      130
  SINCE JAN 1    654                       796   -142      976
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     5.2



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        85      2016
                                             2007
 MINIMUM TEMPERATURE (F)   49        38      2001


SUNRISE AND SUNSET
SEPTEMBER 25 2017.....SUNRISE   644 AM CDT   SUNSET   645 PM CDT
SEPTEMBER 26 2017.....SUNRISE   645 AM CDT   SUNSET   643 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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