Climatological Report (Daily)
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CDUS43 KLOT 060648
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1246 AM CST TUE DEC 6 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 5 2016...

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)
 YESTERDAY
  MAXIMUM         34   1159 PM  68    2001  38     -4       46
  MINIMUM         31    916 PM   4    2005  24      7       29
  AVERAGE         33                        31      2       38

PRECIPITATION (IN)
  YESTERDAY        0.00          1.10 1906   0.09  -0.09     0.00
  MONTH TO DATE    0.50                      0.46   0.04     0.39
  SINCE DEC 1      0.50                      0.46   0.04     0.39
  SINCE JAN 1     34.70                     35.10  -0.40    35.37

SNOWFALL (IN)
  YESTERDAY        0.0           3.9  1977   0.2   -0.2      0.0
  MONTH TO DATE    6.4                       1.0    5.4      1.3
  SINCE DEC 1      6.4                       1.0    5.4      1.3
  SINCE JUL 1      6.4                       2.4    4.0     12.5
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  YESTERDAY       32                        34     -2       27
  MONTH TO DATE  155                       166    -11      139
  SINCE DEC 1    155                       166    -11      139
  SINCE JUL 1    984                      1422   -438     1112

 COOLING
  YESTERDAY        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    21   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     9.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96          1100 PM
 LOWEST     85           800 PM
 AVERAGE    91

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   38        65      1980
                                             1951
 MINIMUM TEMPERATURE (F)   24         0      2007
                                             1972
                                             1885


SUNRISE AND SUNSET
DECEMBER  6 2016......SUNRISE   705 AM CST   SUNSET   420 PM CST
DECEMBER  7 2016......SUNRISE   706 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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