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Weather conditions on bar directly above are near Lakefront. Weather conditions with Moon are O'Hare (official).

Saturday, December 28, 2013

Chicago Weather O'Hare Data December 28 2013

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 28 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         50    349 PM  69    1984  32     18       32
  MINIMUM         33    736 AM -13    1924  18     15       29
  AVERAGE         42                        25     17       31

PRECIPITATION (IN)
  YESTERDAY        0.00          1.13 1968   0.06  -0.06     0.01
  MONTH TO DATE    1.59                      2.07  -0.48     2.21
  SINCE DEC 1      1.59                      2.07  -0.48     2.21
  SINCE JAN 1     41.74                     36.71   5.03    26.91

SNOWFALL (IN)
  YESTERDAY        0.0           8.0  1987   0.3   -0.3      0.3
  MONTH TO DATE   10.7                       7.2    3.5      0.7
  SINCE DEC 1     10.7                       7.2    3.5      0.7
  SINCE JUL 1     11.6                       8.7    2.9      0.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       23                        40    -17       34
  MONTH TO DATE 1128                      1033     95      770
  SINCE DEC 1   1128                      1033     95      770
  SINCE JUL 1   2411                      2289    122     2020

 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    22   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    12.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           800 AM
 LOWEST     46           300 PM
 AVERAGE    64

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   32        63      1984
 MINIMUM TEMPERATURE (F)   18       -15      1880


SUNRISE AND SUNSET
DECEMBER 29 2013......SUNRISE   719 AM CST   SUNSET   429 PM CST
DECEMBER 30 2013......SUNRISE   719 AM CST   SUNSET   429 PM CST


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

000
CDUS43 KLOT 290655
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1255 AM CST SUN DEC 29 2013

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


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