Climatological Report (Daily)
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CDUS43 KLOT 030646
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
146 AM CDT MON JUL 3 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 2 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         89    241 PM  99    1970  84      5       76
  MINIMUM         62    442 AM  49    2001  63     -1       54
                                      1984
  AVERAGE         76                        73      3       65

PRECIPITATION (IN)
  YESTERDAY        0.00          2.06 1982   0.10  -0.10     0.00
  MONTH TO DATE    0.00                      0.20  -0.20     0.00
  SINCE JUN 1      3.44                      3.65  -0.21     2.85
  SINCE JAN 1     21.55                     16.73   4.82    16.49

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      3                        48    -45       13
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       11                         9      2        0
  MONTH TO DATE   20                        17      3        1
  SINCE JUN 1    250                       182     68      217
  SINCE JAN 1    283                       236     47      291
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     9.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           200 AM
 LOWEST     40           200 PM
 AVERAGE    59

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       102      1949
 MINIMUM TEMPERATURE (F)   63        50      1980


SUNRISE AND SUNSET
JULY  3 2017..........SUNRISE   521 AM CDT   SUNSET   830 PM CDT
JULY  4 2017..........SUNRISE   522 AM CDT   SUNSET   830 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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