Climatological Report (Daily)
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000
CDUS43 KLOT 240638
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT TUE OCT 24 2017


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR OCTOBER 23 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         53    834 PM  75    2004  60     -7       73
  MINIMUM         48   1159 PM  28    2005  40      8       40
  AVERAGE         51                        50      1       57

PRECIPITATION (IN)
  YESTERDAY        0.44          1.03        0.10   0.34     0.00
  MONTH TO DATE    7.43                      2.43   5.00     1.22
  SINCE SEP 1      7.73                      5.72   2.01     2.13
  SINCE JAN 1     34.29                     31.35   2.94    28.39

DEGREE DAYS
 HEATING
  YESTERDAY       14                        15     -1        8
  MONTH TO DATE  107                       269   -162      171
  SINCE SEP 1    190                       371   -181      198
  SINCE JUL 1    202                       380   -178      199

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   16                        11      5       19
  SINCE SEP 1    145                        90     55      158
  SINCE JAN 1    695                       814   -119     1004
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  NW (320)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     8.7



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


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   60        78      2012
 MINIMUM TEMPERATURE (F)   40        25      1999


SUNRISE AND SUNSET
OCTOBER 24 2017.......SUNRISE   716 AM CDT   SUNSET   558 PM CDT
OCTOBER 25 2017.......SUNRISE   717 AM CDT   SUNSET   556 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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