Climatological Report (Daily)
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CDUS43 KLOT 170642
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1240 AM CST TUE JAN 17 2017


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR JANUARY 16 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         37   1159 PM  46    2006  31      6       31
  MINIMUM         31   1209 AM -22    2009  15     16        7
  AVERAGE         34                        23     11       19

PRECIPITATION (IN)
  YESTERDAY        0.75R         0.10        0.04   0.71     0.00
  MONTH TO DATE    1.22                      0.67   0.55     0.41
  SINCE DEC 1      2.36                      2.39  -0.03     5.51
  SINCE JAN 1      1.22                      0.67   0.55     0.41

DEGREE DAYS
 HEATING
  YESTERDAY       31                        42    -11       46
  MONTH TO DATE  682                       670     12      655
  SINCE DEC 1   1950                      1843    107     1473
  SINCE JUL 1   2861                      3097   -236     2550

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   E (90)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED     6.0



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  LT FREEZING RAIN
  FOG
  HAZE


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        42      2015
                                             2006
 MINIMUM TEMPERATURE (F)   15        -2      2016


SUNRISE AND SUNSET
JANUARY 17 2017.......SUNRISE   717 AM CST   SUNSET   450 PM CST
JANUARY 18 2017.......SUNRISE   717 AM CST   SUNSET   451 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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