Climatological Report (Daily)
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CDUS43 KLOT 072138
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CDT WED SEP 7 2016


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR SEPTEMBER 7 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         89    259 PM 100    1960  78     11       88
                                      1939
  MINIMUM         76   1149 AM  42    1986  58     18       76
  AVERAGE         83                        68     15       82

PRECIPITATION (IN)
  TODAY            0.25          1.79 1980   0.11   0.14      T
  MONTH TO DATE    0.25                      0.81  -0.56      T
  SINCE SEP 1      0.25                      0.81  -0.56      T
  SINCE JAN 1     27.23                     25.94   1.29    23.62

SNOWFALL (IN)
  TODAY            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       T

DEGREE DAYS
 HEATING
  TODAY            0                         1     -1        0
  MONTH TO DATE    0                         7     -7        0
  SINCE SEP 1      0                         7     -7        0
  SINCE JUL 1      0                        20    -20       18

 COOLING
  TODAY           18                         5     13       17
  MONTH TO DATE   58                        37     21      103
  SINCE SEP 1     58                        37     21      103
  SINCE JAN 1   1023                       777    246      744
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     8.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           500 AM
 LOWEST     56           300 PM
 AVERAGE    71

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        96      1960
                                             1959
                                             1933
 MINIMUM TEMPERATURE (F)   58        43      1986


SUNRISE AND SUNSET
SEPTEMBER  7 2016.....SUNRISE   624 AM CDT   SUNSET   714 PM CDT
SEPTEMBER  8 2016.....SUNRISE   625 AM CDT   SUNSET   712 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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