Climatological Report (Daily)
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000
CDUS43 KLOT 290634
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT WED JUL 29 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 28 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         91    323 PM 100    1983  84      7       73
  MINIMUM         67    423 AM  51    1984  64      3       59
  AVERAGE         79                        74      5       66

PRECIPITATION (IN)
  YESTERDAY        0.00          2.91 1906   0.13  -0.13     0.00
  MONTH TO DATE    2.85                      3.28  -0.43     2.13
  SINCE JUN 1      9.97                      6.73   3.24     9.94
  SINCE JAN 1     21.46                     19.81   1.65    24.77

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   13                         0     13        5
  SINCE JUN 1     52                        48      4       17
  SINCE JUL 1     13                         0     13        5

 COOLING
  YESTERDAY       14                         9      5        1
  MONTH TO DATE  208                       251    -43      163
  SINCE JUN 1    326                       416    -90      361
  SINCE JAN 1    379                       470    -91      422
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     5.8


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    90           400 AM
 LOWEST     50           300 PM
 AVERAGE    70

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        99      1913
 MINIMUM TEMPERATURE (F)   64        50      1984


SUNRISE AND SUNSET
JULY 29 2015..........SUNRISE   542 AM CDT   SUNSET   814 PM CDT
JULY 30 2015..........SUNRISE   543 AM CDT   SUNSET   813 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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