Climatological Report (Daily)
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000
CDUS43 KLOT 160634
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT FRI JUN 16 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 15 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         91    337 PM  95    1994  80     11       90
                                      1954
                                      1952
  MINIMUM         68    227 AM  43    1997  58     10       68
  AVERAGE         80                        69     11       79

PRECIPITATION (IN)
  YESTERDAY        0.07          2.56 2015   0.12  -0.05     0.30
  MONTH TO DATE    0.72                      1.80  -1.08     1.51
  SINCE JUN 1      0.72                      1.80  -1.08     1.51
  SINCE JAN 1     18.83                     14.88   3.95    15.15

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                         1     -1        0
  MONTH TO DATE    0                        38    -38       12
  SINCE JUN 1      0                        38    -38       12
  SINCE JUL 1   5284                      6330  -1046     5427

 COOLING
  YESTERDAY       15                         5     10       14
  MONTH TO DATE  136                        59     77       89
  SINCE JUN 1    136                        59     77       89
  SINCE JAN 1    169                       113     56      163
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     7.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           100 AM
 LOWEST     29           600 PM
 AVERAGE    60

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        98      1913
 MINIMUM TEMPERATURE (F)   58        44      1980
                                             1947


SUNRISE AND SUNSET
JUNE 16 2017..........SUNRISE   516 AM CDT   SUNSET   829 PM CDT
JUNE 17 2017..........SUNRISE   516 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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