Climatological Report (Daily)
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000
CDUS43 KLOT 090636
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT TUE SEP 9 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 8 2014...

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)
 YESTERDAY
  MAXIMUM         77    240 PM  96    1960  78     -1       77
                                      1959
                                      1933
  MINIMUM         55    523 AM  43    1986  58     -3       71
  AVERAGE         66                        68     -2       74

PRECIPITATION (IN)
  YESTERDAY        0.00          1.65 1885   0.11  -0.11     0.00
  MONTH TO DATE    1.13                      0.92   0.21     0.15
  SINCE SEP 1      1.13                      0.92   0.21     0.15
  SINCE JAN 1     33.21                     26.05   7.16    32.52

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE    0                         9     -9        0
  SINCE SEP 1      0                         9     -9        0
  SINCE JUL 1      5                        22    -17       11

 COOLING
  YESTERDAY        1                         4     -3        9
  MONTH TO DATE   59                        41     18       54
  SINCE SEP 1     59                        41     18       54
  SINCE JAN 1    774                       781     -7      819
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     6.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           400 AM
 LOWEST     38          1200 PM
 AVERAGE    59

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        95      1983
                                             1959
                                             1955
 MINIMUM TEMPERATURE (F)   57        43      1986


SUNRISE AND SUNSET
SEPTEMBER  9 2014.....SUNRISE   625 AM CDT   SUNSET   712 PM CDT
SEPTEMBER 10 2014.....SUNRISE   626 AM CDT   SUNSET   710 PM CDT


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




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