Climatological Report (Daily)
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CDUS43 KLOT 012139
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CDT WED OCT 1 2014


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR OCTOBER 1 2014...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         70    151 PM  92    1971  68      2       79
  MINIMUM         49    546 AM  32    1974  48      1       62
                                      1886
  AVERAGE         60                        58      2       71

PRECIPITATION (IN)
  TODAY            0.00          1.22 1911   0.10  -0.10     0.00
  MONTH TO DATE    0.00                      0.10  -0.10     0.00
  SINCE SEP 1      2.71                      3.31  -0.60     2.57
  SINCE JAN 1     34.79                     28.44   6.35    34.94

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      0.0

DEGREE DAYS
 HEATING
  TODAY            5                         8     -3        0
  MONTH TO DATE    5                         8     -3        0
  SINCE SEP 1    111                       113     -2       68
  SINCE JUL 1    116                       126    -10       79

 COOLING
  TODAY            0                         1     -1        6
  MONTH TO DATE    0                         1     -1        6
  SINCE SEP 1     81                        93    -12      149
  SINCE JAN 1    796                       833    -37      914
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SE (130)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED    10.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           500 AM
 LOWEST     53           100 PM
 AVERAGE    70

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        91      1971
 MINIMUM TEMPERATURE (F)   47        28      1974


SUNRISE AND SUNSET
OCTOBER  1 2014.......SUNRISE   649 AM CDT   SUNSET   633 PM CDT
OCTOBER  2 2014.......SUNRISE   650 AM CDT   SUNSET   631 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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