Climatological Report (Daily)
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CDUS43 KLOT 102243
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
441 PM CST SUN DEC 10 2017


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR DECEMBER 10 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         34    110 PM  57    2015  37     -3
  MINIMUM         17   1215 AM -10    2013  21     -4
  AVERAGE         26                        29     -3

PRECIPITATION (IN)
  TODAY            0.00          0.80 2003   0.06  -0.06
  MONTH TO DATE    0.41                      0.64  -0.23
  SINCE DEC 1      0.41                      0.64  -0.23
  SINCE JAN 1     36.97                     35.83   1.14

DEGREE DAYS
 HEATING
  TODAY           39                        36      3
  MONTH TO DATE  321                       344    -23
  SINCE DEC 1    321                       344    -23
  SINCE JUL 1   1531                      1598    -67

 COOLING
  TODAY            0                         0      0
  MONTH TO DATE    0                         0      0
  SINCE DEC 1      0                         0      0
  SINCE JAN 1    695                       814   -119
...............................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  SW (240)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED    11.8



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)   36        51      2015
 MINIMUM TEMPERATURE (F)   20        -5      2013


SUNRISE AND SUNSET
DECEMBER 10 2017......SUNRISE   710 AM CST   SUNSET   422 PM CST
DECEMBER 11 2017......SUNRISE   711 AM CST   SUNSET   422 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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