Climatological Report (Daily)
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000
CDUS43 KLOT 222144
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
443 PM CDT SAT JUL 22 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JULY 22 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         86    255 PM 101    1991  84      2       90
                                      1934
  MINIMUM         72    709 AM  49    1947  64      8       72
  AVERAGE         79                        74      5       81

PRECIPITATION (IN)
  TODAY            0.66          2.26 1982   0.13   0.53     0.01
  MONTH TO DATE    7.44                      2.49   4.95     3.41
  SINCE JUN 1     10.88                      5.94   4.94     6.26
  SINCE JAN 1     28.99                     19.02   9.97    19.90

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    T                         0.0    0.0      0.0
  SINCE JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1      T                         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           14                         9      5       16
  MONTH TO DATE  223                       197     26      216
  SINCE JUN 1    453                       362     91      432
  SINCE JAN 1    486                       416     70      506
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    11.0


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    93           200 AM
 LOWEST     57           300 PM
 AVERAGE    75

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        99      1914
 MINIMUM TEMPERATURE (F)   64        51      1947


SUNRISE AND SUNSET
JULY 22 2017..........SUNRISE   536 AM CDT   SUNSET   820 PM CDT
JULY 23 2017..........SUNRISE   537 AM CDT   SUNSET   819 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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