Climatological Report (Daily)
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CDUS43 KLOT 090634
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST THU NOV 9 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 8 2017...

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)
 YESTERDAY
  MAXIMUM         46    332 PM  73    1931  52     -6       63
  MINIMUM         29    639 AM  11    1991  36     -7       49
  AVERAGE         38                        44     -6       56

PRECIPITATION (IN)
  YESTERDAY        0.00          1.66 1877   0.10  -0.10     0.03
  MONTH TO DATE    0.75                      0.82  -0.07     0.21
  SINCE SEP 1      9.77                      7.18   2.59     5.74
  SINCE JAN 1     41.51                     32.31   9.20    32.72

SNOWFALL (IN)
  YESTERDAY        0.0           0.6  1941   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE SEP 1      T                         0.3   -0.3      0.0
  SINCE JUL 1      T                         0.3   -0.3      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       27                        21      6        9
  MONTH TO DATE  181                       156     25       63
  SINCE SEP 1    469                       658   -189      352
  SINCE JUL 1    474                       671   -197      352

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        3
  SINCE SEP 1    208                       103    105      192
  SINCE JAN 1    991                       843    148     1157
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     4.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           600 AM
 LOWEST     42           200 PM
 AVERAGE    64

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   52        74      1999
 MINIMUM TEMPERATURE (F)   35        14      1991


SUNRISE AND SUNSET
NOVEMBER  9 2017......SUNRISE   634 AM CST   SUNSET   436 PM CST
NOVEMBER 10 2017......SUNRISE   636 AM CST   SUNSET   435 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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