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Friday, December 13, 2013

Chicago Weather O'Hare Data December 13 2013

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 13 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         32    918 PM  67    1975  35     -3       49
  MINIMUM         13    750 AM -13    1903  21     -8       32
  AVERAGE         23                        28     -5       41

PRECIPITATION (IN)
  YESTERDAY        0.01          1.14 1928   0.08  -0.07     0.00
  MONTH TO DATE    0.41                      1.12  -0.71     0.50
  SINCE DEC 1      0.41                      1.12  -0.71     0.50
  SINCE JAN 1     40.56                     35.76   4.80    25.20

SNOWFALL (IN)
  YESTERDAY        0.2           6.0  2000   0.2    0.0      0.0
                                      1885
  MONTH TO DATE    4.2                       2.9    1.3       T
  SINCE DEC 1      4.2                       2.9    1.3       T
  SINCE JUL 1      5.1                       4.4    0.7       T
  SNOW DEPTH       2

DEGREE DAYS
 HEATING
  YESTERDAY       42                        37      5       24
  MONTH TO DATE  534                       452     82      304
  SINCE DEC 1    534                       452     82      304
  SINCE JUL 1   1817                      1708    109     1554

 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    15   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     6.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           800 AM
 LOWEST     62          1000 AM
 AVERAGE    75

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   35        66      1975
 MINIMUM TEMPERATURE (F)   21        -9      1901


SUNRISE AND SUNSET
DECEMBER 14 2013......SUNRISE   712 AM CST   SUNSET   421 PM CST
DECEMBER 15 2013......SUNRISE   713 AM CST   SUNSET   421 PM CST


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


000
CDUS43 KLOT 140648
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1244 AM CST SAT DEC 14 2013

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


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