Climatological Report (Daily)
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CDUS43 KLOT 082236
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CST MON DEC 8 2014


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR DECEMBER 8 2014...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         37    345 PM  64    1946  37      0       26
  MINIMUM         32    656 AM  -7    1882  23      9       15
  AVERAGE         35                        30      5       21

PRECIPITATION (IN)
  TODAY            0.18          1.21 1885   0.09   0.09     0.24
  MONTH TO DATE    0.18                      0.72  -0.54     0.35
  SINCE DEC 1      0.18                      0.72  -0.54     0.35
  SINCE JAN 1     38.86                     35.36   3.50    40.50

SNOWFALL (IN)
  TODAY            T             6.9  1977   0.2   -0.2      3.1
  MONTH TO DATE    T                         1.7   -1.7      3.1
  SINCE DEC 1      T                         1.7   -1.7      3.1
  SINCE JUL 1      2.9                       3.1   -0.2      4.0

DEGREE DAYS
 HEATING
  TODAY           30                        35     -5       44
  MONTH TO DATE  277                       270      7      272
  SINCE DEC 1    277                       270      7      272
  SINCE JUL 1   1720                      1526    194     1555

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    799                       843    -44      933
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     8.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  SNOW
  LIGHT SNOW
  SLEET
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 PM
 LOWEST     72          1200 AM
 AVERAGE    86

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   37        62      1879
 MINIMUM TEMPERATURE (F)   22       -14      1876


SUNRISE AND SUNSET
DECEMBER  8 2014......SUNRISE   707 AM CST   SUNSET   420 PM CST
DECEMBER  9 2014......SUNRISE   708 AM CST   SUNSET   420 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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