Climatological Report (Daily)
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984
CDUS43 KLOT 242143
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CDT MON JUL 24 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JULY 24 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         74    221 PM 105    1934  84    -10       93
  MINIMUM         66    610 AM  53    2000  64      2       71
  AVERAGE         70                        74     -4       82

PRECIPITATION (IN)
  TODAY            0.00          3.64 2010   0.13  -0.13     0.94
  MONTH TO DATE    7.65                      2.75   4.90     5.46
  SINCE JUN 1     11.09                      6.20   4.89     8.31
  SINCE JAN 1     29.20                     19.28   9.92    21.95

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            5                         9     -4       17
  MONTH TO DATE  244                       215     29      249
  SINCE JUN 1    474                       380     94      465
  SINCE JAN 1    507                       434     73      539
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED    12.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81           400 AM
 LOWEST     53           100 PM
 AVERAGE    67

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       101      1940
 MINIMUM TEMPERATURE (F)   64        53      1911


SUNRISE AND SUNSET
JULY 24 2017..........SUNRISE   538 AM CDT   SUNSET   818 PM CDT
JULY 25 2017..........SUNRISE   539 AM CDT   SUNSET   817 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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