Climatological Report (Daily)
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CDUS43 KLOT 252142
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
431 PM CDT MON SEP 25 2017


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 25 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE
                VALUE   (LST)  VALUE       VALUE  FROM
                                                  NORMAL
...............................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         92R   155 PM  85    2016  72     20
                                      2007
  MINIMUM         61    602 AM  38    2001  49     12
  AVERAGE         77                        60     17

PRECIPITATION (IN)
  TODAY            0.00          0.11 2009   0.11  -0.11
  MONTH TO DATE    0.30                      2.69  -2.39
  SINCE SEP 1      0.30                      2.69  -2.39
  SINCE JAN 1     26.86                     28.32  -1.46

DEGREE DAYS
 HEATING
  TODAY            0                         6     -6
  MONTH TO DATE   59                        67     -8
  SINCE SEP 1     59                        67     -8
  SINCE JUL 1     71                        76     -5

 COOLING
  TODAY           12                         1     11
  MONTH TO DATE  116                        73     43
  SINCE SEP 1    116                        73     43
  SINCE JAN 1    666                       797   -131
...............................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     4.2



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        89      1998
 MINIMUM TEMPERATURE (F)   48        38      2000


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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