Climatological Report (Daily)
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CDUS43 KLOT 261317
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT WED AUG 26 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 25 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         72    147 PM  95    2003  81     -9       88
                                      1991
                                      1959
  MINIMUM         59   1128 PM  47    1917  62     -3       71
  AVERAGE         66                        72     -6       80

PRECIPITATION (IN)
  YESTERDAY        0.00          1.88 1972   0.15  -0.15     0.01
  MONTH TO DATE    1.42                      4.05  -2.63     6.83
  SINCE JUN 1     11.39                     11.20   0.19    16.78
  SINCE JAN 1     22.88                     24.28  -1.40    31.61

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 JUN 1      T                         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                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     52                        52      0       17
  SINCE JUL 1     13                         4      9        5

 COOLING
  YESTERDAY        1                         7     -6       15
  MONTH TO DATE  209                       201      8      209
  SINCE JUN 1    573                       649    -76      586
  SINCE JAN 1    626                       703    -77      647
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     8.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           700 PM
 LOWEST     49           200 PM
 AVERAGE    61

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        97      1973
                                             1953
 MINIMUM TEMPERATURE (F)   62        47      1887


SUNRISE AND SUNSET
AUGUST 26 2015........SUNRISE   611 AM CDT   SUNSET   735 PM CDT
AUGUST 27 2015........SUNRISE   612 AM CDT   SUNSET   734 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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