Climatological Report (Daily)
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000
CDUS43 KLOT 150635
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT THU SEP 15 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 14 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         74    215 PM  99    1939  76     -2       82
  MINIMUM         64   1159 PM  40    1985  55      9       52
  AVERAGE         69                        65      4       67

PRECIPITATION (IN)
  YESTERDAY        0.09          2.42 1896   0.10  -0.01     0.00
  MONTH TO DATE    0.54                      1.55  -1.01     1.42
  SINCE SEP 1      0.54                      1.55  -1.01     1.42
  SINCE JAN 1     27.52                     26.68   0.84    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                        23    -22       18
  SINCE SEP 1      1                        23    -22       18
  SINCE JUL 1      1                        36    -35       36

 COOLING
  YESTERDAY        4                         3      1        2
  MONTH TO DATE   92                        63     29      118
  SINCE SEP 1     92                        63     29      118
  SINCE JAN 1   1057                       803    254      759
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     8.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     46           300 PM
 AVERAGE    70

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        99      1939
 MINIMUM TEMPERATURE (F)   55        39      2007


SUNRISE AND SUNSET
SEPTEMBER 15 2016.....SUNRISE   632 AM CDT   SUNSET   700 PM CDT
SEPTEMBER 16 2016.....SUNRISE   633 AM CDT   SUNSET   658 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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