Climatological Report (Daily)
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000
CDUS43 KLOT 250635
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT THU SEP 25 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 24 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    334 PM  91    1891  72      5       70
  MINIMUM         54    642 AM  35    1989  51      3       49
                                      1985
                                      1942
  AVERAGE         66                        61      5       60

PRECIPITATION (IN)
  YESTERDAY        0.00          1.85 1977   0.11  -0.11     0.00
  MONTH TO DATE    2.70                      2.61   0.09     2.19
  SINCE SEP 1      2.70                      2.61   0.09     2.19
  SINCE JAN 1     34.78                     27.74   7.04    34.56

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                         6     -6        5
  MONTH TO DATE   94                        65     29       53
  SINCE SEP 1     94                        65     29       53
  SINCE JUL 1     99                        78     21       64

 COOLING
  YESTERDAY        1                         2     -1        0
  MONTH TO DATE   75                        86    -11      136
  SINCE SEP 1     75                        86    -11      136
  SINCE JAN 1    790                       826    -36      901
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     5.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           400 AM
 LOWEST     30           200 PM
 AVERAGE    60

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        90      1933
 MINIMUM TEMPERATURE (F)   50        30      1942


SUNRISE AND SUNSET
SEPTEMBER 25 2014.....SUNRISE   642 AM CDT   SUNSET   644 PM CDT
SEPTEMBER 26 2014.....SUNRISE   643 AM CDT   SUNSET   642 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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