Climatological Report (Daily)
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000
CDUS43 KLOT 082243
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CST SUN JAN 8 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JANUARY 8 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         18    326 PM  63    1965  31    -13       42
  MINIMUM          2    730 AM -11    1942  17    -15       36
                                      1875
  AVERAGE         10                        24    -14       39

PRECIPITATION (IN)
  TODAY            0.00          1.18 1935   0.06  -0.06     0.19
  MONTH TO DATE    0.11                      0.50  -0.39     0.20
  SINCE DEC 1      1.88                      2.75  -0.87     5.07
  SINCE JAN 1      0.11                      0.50  -0.39     0.20

SNOWFALL (IN)
  TODAY            0.0           3.6  1974   0.3   -0.3      0.0
  MONTH TO DATE    T                         2.6   -2.6       T
  SINCE DEC 1     17.7                      10.8    6.9      4.5
  SINCE JUL 1     17.7                      12.2    5.5     15.7

DEGREE DAYS
 HEATING
  TODAY           55                        41     14       26
  MONTH TO DATE  384                       328     56      285
  SINCE DEC 1   1615                      1483    132     1085
  SINCE JUL 1   2444                      2739   -295     2058

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     8.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75           700 AM
 LOWEST     37           200 PM
 AVERAGE    56

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        60      1880
 MINIMUM TEMPERATURE (F)   17       -20      1875


SUNRISE AND SUNSET
JANUARY  8 2017.......SUNRISE   719 AM CST   SUNSET   438 PM CST
JANUARY  9 2017.......SUNRISE   719 AM CST   SUNSET   439 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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