Climatological Report (Daily)
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000
CDUS43 KLOT 130640
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT SAT SEP 13 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 12 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         55   1221 PM  96    1952  76    -21       82
  MINIMUM         44R  1159 PM  44    1955  56    -12       62
  AVERAGE         50                        66    -16       72

PRECIPITATION (IN)
  YESTERDAY        0.13          2.43 1961   0.10   0.03      T
  MONTH TO DATE    2.58                      1.34   1.24     0.15
  SINCE SEP 1      2.58                      1.34   1.24     0.15
  SINCE JAN 1     34.66                     26.47   8.19    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       15                         2     13        0
  MONTH TO DATE   27                        17     10        0
  SINCE SEP 1     27                        17     10        0
  SINCE JUL 1     32                        30      2       11

 COOLING
  YESTERDAY        0                         4     -4        7
  MONTH TO DATE   68                        57     11      116
  SINCE SEP 1     68                        57     11      116
  SINCE JAN 1    783                       797    -14      881
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    12.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           300 PM
 LOWEST     59          1100 AM
 AVERAGE    76

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        98      1939
 MINIMUM TEMPERATURE (F)   56        39      1890


SUNRISE AND SUNSET
SEPTEMBER 13 2014.....SUNRISE   630 AM CDT   SUNSET   705 PM CDT
SEPTEMBER 14 2014.....SUNRISE   631 AM CDT   SUNSET   703 PM CDT


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




$$

BMD



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