Climatological Report (Daily)
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000
CDUS43 KLOT 140639
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
139 AM CDT FRI JUL 14 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 13 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         83    406 PM 104    1995  85     -2       84
  MINIMUM         72   1159 PM  52    1975  64      8       68
  AVERAGE         78                        74      4       76

PRECIPITATION (IN)
  YESTERDAY        T             1.49 1963   0.11  -0.11     0.06
  MONTH TO DATE    3.10                      1.42   1.68     1.98
  SINCE JUN 1      6.54                      4.87   1.67     4.83
  SINCE JAN 1     24.65                     17.95   6.70    18.47

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    T                         0.0    0.0      0.0
  SINCE JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1      T                         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      3                        48    -45       13
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       13                         9      4       11
  MONTH TO DATE  139                       116     23      114
  SINCE JUN 1    369                       281     88      330
  SINCE JAN 1    402                       335     67      404
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED    10.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           300 AM
 LOWEST     54           600 PM
 AVERAGE    68

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85       100      1995
                                             1988
 MINIMUM TEMPERATURE (F)   64        52      1926


SUNRISE AND SUNSET
JULY 14 2017..........SUNRISE   529 AM CDT   SUNSET   826 PM CDT
JULY 15 2017..........SUNRISE   530 AM CDT   SUNSET   825 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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