Climatological Report (Daily)
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000
CDUS43 KLOT 152137
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT THU JUN 15 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JUNE 15 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         91    244 PM  95    1994  80     11       90
                                      1954
                                      1952
  MINIMUM         68    227 AM  43    1997  58     10       68
  AVERAGE         80                        69     11       79

PRECIPITATION (IN)
  TODAY            0.01          2.56 2015   0.12  -0.11     0.30
  MONTH TO DATE    0.66                      1.80  -1.14     1.51
  SINCE JUN 1      0.66                      1.80  -1.14     1.51
  SINCE JAN 1     18.77                     14.88   3.89    15.15

SNOWFALL (IN)
  TODAY            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

DEGREE DAYS
 HEATING
  TODAY            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
  TODAY           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    21   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     8.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           100 AM
 LOWEST     34           300 PM
 AVERAGE    62

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


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


SUNRISE AND SUNSET
JUNE 15 2017..........SUNRISE   516 AM CDT   SUNSET   829 PM CDT
JUNE 16 2017..........SUNRISE   516 AM CDT   SUNSET   829 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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