Climatological Report (Daily)
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CDUS43 KLOT 202231
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
431 PM CST SAT JAN 20 2018


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR JANUARY 20 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE
                VALUE   (LST)  VALUE       VALUE  FROM
                                                  NORMAL
...............................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         44    353 PM  45    2017  31     13
  MINIMUM         27    742 AM  -7    2008  15     12
  AVERAGE         36                        23     13

PRECIPITATION (IN)
  TODAY            0.00          0.49 2012   0.04  -0.04
  MONTH TO DATE    0.28                      0.82  -0.54
  SINCE DEC 1      0.91                      2.54  -1.63
  SINCE JAN 1      0.28                      0.82  -0.54

DEGREE DAYS
 HEATING
  TODAY           29                        42    -13
  MONTH TO DATE  981                       838    143
  SINCE DEC 1   2221                      2011    210
  SINCE JUL 1   3431                      3265    166

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


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     9.7



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)   31        59      2017
 MINIMUM TEMPERATURE (F)   15        -7      2011


SUNRISE AND SUNSET
JANUARY 20 2018.......SUNRISE   716 AM CST   SUNSET   453 PM CST
JANUARY 21 2018.......SUNRISE   715 AM CST   SUNSET   454 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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