Climatological Report (Daily)
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CDUS43 KLOT 270633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT THU AUG 27 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 26 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         67    341 PM  97    1973  81    -14       85
                                      1953
  MINIMUM         56    245 AM  47    1887  62     -6       71
  AVERAGE         62                        71     -9       78

PRECIPITATION (IN)
  YESTERDAY        0.00          2.46 1987   0.15  -0.15     0.12
  MONTH TO DATE    1.42                      4.20  -2.78     6.95
  SINCE JUN 1     11.39                     11.35   0.04    16.90
  SINCE JAN 1     22.88                     24.43  -1.55    31.73

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        3                         0      3        0
  MONTH TO DATE    3                         0      3        0
  SINCE JUN 1     55                        52      3       17
  SINCE JUL 1     16                         4     12        5

 COOLING
  YESTERDAY        0                         7     -7       13
  MONTH TO DATE  209                       208      1      222
  SINCE JUN 1    573                       656    -83      599
  SINCE JAN 1    626                       710    -84      660
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     6.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86          1100 PM
 LOWEST     58           300 PM
 AVERAGE    72

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        97      1973
                                             1953
                                             1948
 MINIMUM TEMPERATURE (F)   62        47      1982


SUNRISE AND SUNSET
AUGUST 27 2015........SUNRISE   612 AM CDT   SUNSET   734 PM CDT
AUGUST 28 2015........SUNRISE   613 AM CDT   SUNSET   732 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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