Climatological Report (Daily)
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CDUS43 KLOT 300639
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT TUE SEP 30 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 29 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         83    150 PM  99    1953  69     14       68
  MINIMUM         53    340 AM  32    1984  48      5       51
  AVERAGE         68                        59      9       60

PRECIPITATION (IN)
  YESTERDAY        0.01          1.39 1921   0.10  -0.09     0.18
  MONTH TO DATE    2.71                      3.12  -0.41     2.57
  SINCE SEP 1      2.71                      3.12  -0.41     2.57
  SINCE JAN 1     34.79                     28.25   6.54    34.94

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                         7     -7        5
  MONTH TO DATE   94                        98     -4       64
  SINCE SEP 1     94                        98     -4       64
  SINCE JUL 1     99                       111    -12       75

 COOLING
  YESTERDAY        3                         1      2        0
  MONTH TO DATE   81                        91    -10      143
  SINCE SEP 1     81                        91    -10      143
  SINCE JAN 1    796                       831    -35      908
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     9.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           100 AM
 LOWEST     37           300 PM
 AVERAGE    65

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        92      1971
 MINIMUM TEMPERATURE (F)   48        29      1984


SUNRISE AND SUNSET
SEPTEMBER 30 2014.....SUNRISE   648 AM CDT   SUNSET   635 PM CDT
OCTOBER  1 2014.......SUNRISE   649 AM CDT   SUNSET   633 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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