Climatological Report (Daily)
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000
CDUS43 KLOT 261244
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1231 AM CST SUN NOV 26 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 25 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         55   1218 AM  65    1908  43     12       42
  MINIMUM         32   1127 PM   0    1950  28      4       31
  AVERAGE         44                        36      8       37

PRECIPITATION (IN)
  YESTERDAY        0.00          1.06 1908   0.10  -0.10      T
  MONTH TO DATE    1.75                      2.63  -0.88     0.65
  SINCE SEP 1     10.77                      8.99   1.78     6.18
  SINCE JAN 1     42.51                     34.12   8.39    33.16

SNOWFALL (IN)
  YESTERDAY        0.0           5.0  1895   0.1   -0.1      0.0
  MONTH TO DATE    0.1                       0.7   -0.6       T
  SINCE SEP 1      0.1                       0.9   -0.8       T
  SINCE JUL 1      0.1                       0.9   -0.8       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       21                        29     -8       28
  MONTH TO DATE  647                       585     62      430
  SINCE SEP 1    935                      1087   -152      719
  SINCE JUL 1    940                      1100   -160      719

 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    23   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED    12.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79           700 AM
 LOWEST     42           400 PM
 AVERAGE    61

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   43        67      1990
 MINIMUM TEMPERATURE (F)   28         2      1898


SUNRISE AND SUNSET
NOVEMBER 26 2017......SUNRISE   655 AM CST   SUNSET   423 PM CST
NOVEMBER 27 2017......SUNRISE   656 AM CST   SUNSET   423 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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