Climatological Report (Daily)
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000
CDUS43 KLOT 192140
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CDT WED JUL 19 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JULY 19 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         88   1251 PM 101    1930  84      4       91
  MINIMUM         71    326 AM  50    1873  64      7       68
  AVERAGE         80                        74      6       80

PRECIPITATION (IN)
  TODAY            0.00          1.96 1963   0.11  -0.11     0.00
  MONTH TO DATE    3.10                      2.11   0.99     2.37
  SINCE JUN 1      6.54                      5.56   0.98     5.22
  SINCE JAN 1     24.65                     18.64   6.01    18.86

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           15                         9      6       15
  MONTH TO DATE  180                       170     10      169
  SINCE JUN 1    410                       335     75      385
  SINCE JAN 1    443                       389     54      459
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     7.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           400 AM
 LOWEST     57           200 PM
 AVERAGE    71

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       101      1980
 MINIMUM TEMPERATURE (F)   64        53      1970


SUNRISE AND SUNSET
JULY 19 2017..........SUNRISE   533 AM CDT   SUNSET   822 PM CDT
JULY 20 2017..........SUNRISE   534 AM CDT   SUNSET   821 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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