Climatological Report (Daily)
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CDUS43 KLOT 202137
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT SAT AUG 20 2016


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR AUGUST 20 2016...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         80   1248 PM  98    1947  82     -2       74
  MINIMUM         71    753 AM  47    1950  63      8       59
  AVERAGE         76                        72      4       67

PRECIPITATION (IN)
  TODAY            0.45          1.47 1951   0.16   0.29     0.00
  MONTH TO DATE    2.32                      3.30  -0.98     1.42
  SINCE JUN 1     11.40                     10.45   0.95    11.39
  SINCE JAN 1     25.04                     23.53   1.51    22.88

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0       T
  SINCE JUN 1      0.0                       0.0    0.0       T
  SINCE JUL 1      0.0                       0.0    0.0       T

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     13                        52    -39       52
  SINCE JUL 1      0                         4     -4       13

 COOLING
  TODAY           11                         7      4        2
  MONTH TO DATE  252                       166     86      194
  SINCE JUN 1    800                       614    186      558
  SINCE JAN 1    874                       668    206      611
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    11.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1200 AM
 LOWEST     62           200 PM
 AVERAGE    78

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        99      1955
 MINIMUM TEMPERATURE (F)   63        46      1950


SUNRISE AND SUNSET
AUGUST 20 2016........SUNRISE   605 AM CDT   SUNSET   744 PM CDT
AUGUST 21 2016........SUNRISE   606 AM CDT   SUNSET   742 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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