Climatological Report (Daily)
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CDUS43 KLOT 190646
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
146 AM CDT MON SEP 19 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 18 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         81    414 PM  94    1955  74      7       74
  MINIMUM         57    410 AM  40    1903  53      4       65
                                      1901
                                      1889
  AVERAGE         69                        64      5       70

PRECIPITATION (IN)
  YESTERDAY        0.00          2.41 2015   0.10  -0.10     2.41
  MONTH TO DATE    0.59                      1.96  -1.37     4.19
  SINCE SEP 1      0.59                      1.96  -1.37     4.19
  SINCE JAN 1     27.57                     27.09   0.48    27.81

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         4     -4        0
  MONTH TO DATE    1                        36    -35       18
  SINCE SEP 1      1                        36    -35       18
  SINCE JUL 1      1                        49    -48       36

 COOLING
  YESTERDAY        4                         2      2        5
  MONTH TO DATE  116                        74     42      143
  SINCE SEP 1    116                        74     42      143
  SINCE JAN 1   1081                       814    267      784
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     3.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           300 AM
 LOWEST     39           100 PM
 AVERAGE    65

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        93      1955
 MINIMUM TEMPERATURE (F)   53        40      1991


SUNRISE AND SUNSET
SEPTEMBER 19 2016.....SUNRISE   636 AM CDT   SUNSET   653 PM CDT
SEPTEMBER 20 2016.....SUNRISE   637 AM CDT   SUNSET   651 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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