Climatological Report (Daily)
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CDUS43 KLOT 120637
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT MON JUN 12 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 11 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         93    317 PM  97    1954  78     15       91
                                      1933
  MINIMUM         73    509 AM  41    1980  57     16       71
                                      1972
  AVERAGE         83                        68     15       81

PRECIPITATION (IN)
  YESTERDAY        0.00          3.02 1926   0.12  -0.12     0.00
  MONTH TO DATE    0.06                      1.34  -1.28     1.19
  SINCE JUN 1      0.06                      1.34  -1.28     1.19
  SINCE JAN 1     18.17                     14.42   3.75    14.83

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      0.0                       0.0    0.0      0.0
  SINCE JUL 1     26.1                      36.3  -10.2     31.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE    0                        31    -31       12
  SINCE JUN 1      0                        31    -31       12
  SINCE JUL 1   5284                      6323  -1039     5427

 COOLING
  YESTERDAY       18                         4     14       16
  MONTH TO DATE   74                        39     35       55
  SINCE JUN 1     74                        39     35       55
  SINCE JAN 1    107                        93     14      129
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED    15.0


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    58           700 AM
 LOWEST     28           500 PM
 AVERAGE    43

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        97      1956
 MINIMUM TEMPERATURE (F)   57        40      1985


SUNRISE AND SUNSET
JUNE 12 2017..........SUNRISE   516 AM CDT   SUNSET   828 PM CDT
JUNE 13 2017..........SUNRISE   516 AM CDT   SUNSET   828 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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