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Monday, December 23, 2013

Chicago Weather O'Hare Data December 23 2013

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 23 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         26    307 AM  62    1982  33     -7       34
  MINIMUM         -1   1159 PM -21    1983  19    -20       21
  AVERAGE         13                        26    -13       28

PRECIPITATION (IN)
  YESTERDAY        T             2.50 1871   0.06  -0.06     0.00
  MONTH TO DATE    1.51                      1.77  -0.26     2.19
  SINCE DEC 1      1.51                      1.77  -0.26     2.19
  SINCE JAN 1     41.66                     36.41   5.25    26.89

SNOWFALL (IN)
  YESTERDAY        0.1          10.2  1961   0.2   -0.1      0.0
  MONTH TO DATE    9.4                       5.7    3.7      0.3
  SINCE DEC 1      9.4                       5.7    3.7      0.3
  SINCE JUL 1     10.3                       7.2    3.1      0.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       52                        39     13       37
  MONTH TO DATE  931                       834     97      598
  SINCE DEC 1    931                       834     97      598
  SINCE JUL 1   2214                      2090    124     1848

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    933                       843     90     1324
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    12.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           200 AM
 LOWEST     65          1000 PM
 AVERAGE    77

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   33        64      1889
 MINIMUM TEMPERATURE (F)   19       -25      1983


SUNRISE AND SUNSET
DECEMBER 24 2013......SUNRISE   718 AM CST   SUNSET   425 PM CST
DECEMBER 25 2013......SUNRISE   718 AM CST   SUNSET   426 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.



000
CDUS43 KLOT 240644
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1242 AM CST TUE DEC 24 2013

CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ...


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