Climatological Report (Daily)
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000
CDUS43 KLOT 160653
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
152 AM CDT FRI SEP 16 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 15 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         78    124 PM  99    1939  75      3       82
  MINIMUM         60    528 AM  39    2007  55      5       62
  AVERAGE         69                        65      4       72

PRECIPITATION (IN)
  YESTERDAY        0.00          1.38 1936   0.10  -0.10     0.00
  MONTH TO DATE    0.54                      1.65  -1.11     1.42
  SINCE SEP 1      0.54                      1.65  -1.11     1.42
  SINCE JAN 1     27.52                     26.78   0.74    25.04

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                         3     -3        0
  MONTH TO DATE    1                        26    -25       18
  SINCE SEP 1      1                        26    -25       18
  SINCE JUL 1      1                        39    -38       36

 COOLING
  YESTERDAY        4                         3      1        7
  MONTH TO DATE   96                        66     30      125
  SINCE SEP 1     96                        66     30      125
  SINCE JAN 1   1061                       806    255      766
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED     8.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           100 AM
 LOWEST     47           100 PM
 AVERAGE    69

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        92      1955
                                             1931
 MINIMUM TEMPERATURE (F)   54        37      1984


SUNRISE AND SUNSET
SEPTEMBER 16 2016.....SUNRISE   633 AM CDT   SUNSET   658 PM CDT
SEPTEMBER 17 2016.....SUNRISE   634 AM CDT   SUNSET   657 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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