Climatological Report (Daily)
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000
CDUS43 KLOT 240635
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT MON AUG 24 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 23 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         77    140 PM  97    1947  81     -4       86
  MINIMUM         61   1159 PM  48    1904  62     -1       68
  AVERAGE         69                        72     -3       77

PRECIPITATION (IN)
  YESTERDAY        T             2.35 2007   0.15  -0.15     0.34
  MONTH TO DATE    1.42                      3.75  -2.33     6.82
  SINCE JUN 1     11.39                     10.90   0.49    16.77
  SINCE JAN 1     22.88                     23.98  -1.10    31.60

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        4                         7     -3       12
  MONTH TO DATE  208                       187     21      180
  SINCE JUN 1    572                       635    -63      557
  SINCE JAN 1    625                       689    -64      618
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    11.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           700 AM
 LOWEST     46           200 PM
 AVERAGE    65

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81       100      1947
 MINIMUM TEMPERATURE (F)   62        48      1942


SUNRISE AND SUNSET
AUGUST 24 2015........SUNRISE   609 AM CDT   SUNSET   739 PM CDT
AUGUST 25 2015........SUNRISE   610 AM CDT   SUNSET   737 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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