Climatological Report (Daily)
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000
CDUS43 KLOT 112136
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT TUE JUL 11 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JULY 11 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         85    247 PM  97    1936  85      0       90
  MINIMUM         70    507 AM  50    1996  64      6       69
  AVERAGE         78                        74      4       80

PRECIPITATION (IN)
  TODAY            0.00          1.81 1922   0.12  -0.12     0.00
  MONTH TO DATE    0.77                      1.19  -0.42     1.92
  SINCE JUN 1      4.21                      4.64  -0.43     4.77
  SINCE JAN 1     22.32                     17.72   4.60    18.41

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      T                         0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0

DEGREE DAYS
 HEATING
  TODAY            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
  TODAY           13                         9      4       15
  MONTH TO DATE  116                        98     18       87
  SINCE JUN 1    346                       263     83      303
  SINCE JAN 1    379                       317     62      377
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     4.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           200 AM
 LOWEST     61          1200 PM
 AVERAGE    76

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85        97      1995
                                             1954
                                             1952
 MINIMUM TEMPERATURE (F)   64        53      1999


SUNRISE AND SUNSET
JULY 11 2017..........SUNRISE   526 AM CDT   SUNSET   828 PM CDT
JULY 12 2017..........SUNRISE   527 AM CDT   SUNSET   827 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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