Climatological Report (Daily)
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CDUS43 KLOT 172136
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CDT SUN JUL 17 2016


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JULY 17 2016...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         82    259 PM 100    1942  84     -2       92
                                      1887
  MINIMUM         61    140 AM  51    1985  64     -3       71
  AVERAGE         72                        74     -2       82

PRECIPITATION (IN)
  TODAY            0.18          3.04 1969   0.11   0.07     0.06
  MONTH TO DATE    2.30                      1.88   0.42     2.31
  SINCE JUN 1      5.15                      5.33  -0.18     9.43
  SINCE JAN 1     18.79                     18.41   0.38    20.92

SNOWFALL (IN)
  TODAY            0.0           T    2003   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       T
  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       13
  SINCE JUN 1     13                        48    -35       52
  SINCE JUL 1      0                         0      0       13

 COOLING
  TODAY            7                         9     -2       17
  MONTH TO DATE  139                       152    -13       88
  SINCE JUN 1    355                       317     38      206
  SINCE JAN 1    429                       371     58      259
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED    11.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84          1000 AM
 LOWEST     58          1200 PM
 AVERAGE    71

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       100      1946
 MINIMUM TEMPERATURE (F)   64        53      1979


SUNRISE AND SUNSET
JULY 17 2016..........SUNRISE   531 AM CDT   SUNSET   824 PM CDT
JULY 18 2016..........SUNRISE   532 AM CDT   SUNSET   823 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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