Climatological Report (Daily)
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CDUS43 KLOT 022242
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
441 PM CST FRI DEC 2 2016


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR DECEMBER 2 2016...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         40   1230 PM  71    1982  40      0       38
  MINIMUM         36    438 AM  -1    1942  25     11       31
                                      1893
  AVERAGE         38                        32      6       35

PRECIPITATION (IN)
  TODAY            T             4.47 1982   0.10  -0.10     0.21
  MONTH TO DATE    T                         0.19  -0.19     0.39
  SINCE DEC 1      T                         0.19  -0.19     0.39
  SINCE JAN 1     34.20                     34.83  -0.63    35.37

SNOWFALL (IN)
  TODAY           MM             5.6  1991   0.2   MM        1.3
  MONTH TO DATE    T                         0.4   -0.4      1.3
  SINCE DEC 1      T                         0.4   -0.4      1.3
  SINCE JUL 1      T                         1.8   -1.8     12.5

DEGREE DAYS
 HEATING
  TODAY           27                        33     -6       30
  MONTH TO DATE   54                        65    -11       55
  SINCE DEC 1     54                        65    -11       55
  SINCE JUL 1    883                      1321   -438     1028

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1157                       843    314      806
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    10.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82          1200 AM
 LOWEST     59           100 PM
 AVERAGE    71

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   39        71      1970
 MINIMUM TEMPERATURE (F)   25        -5      1940


SUNRISE AND SUNSET
DECEMBER  2 2016......SUNRISE   702 AM CST   SUNSET   421 PM CST
DECEMBER  3 2016......SUNRISE   703 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.




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