Climatological Report (Daily)
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104
CDUS43 KLOT 200635
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT FRI MAY 20 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 19 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         69    237 PM  94    1977  71     -2       53
                                      1975
  MINIMUM         39    444 AM  36    1993  49    -10       40
                                      1894
  AVERAGE         54                        60     -6       47

PRECIPITATION (IN)
  YESTERDAY        0.00          1.53 1949   0.12  -0.12     0.00
  MONTH TO DATE    3.66                      2.24   1.42     3.08
  SINCE MAR 1      9.80                      8.12   1.68     7.05
  SINCE JAN 1     11.87                     11.64   0.23     9.91

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 MAR 1      3.7                       6.8   -3.1      7.1
  SINCE JUL 1     31.2                      36.6   -5.4     50.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       11                         6      5       18
  MONTH TO DATE  215                       164     51      125
  SINCE MAR 1   1397                      1497   -100     1495
  SINCE JUL 1   5405                      6231   -826     6675

 COOLING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE    0                        18    -18       29
  SINCE MAR 1      7                        28    -21       29
  SINCE JAN 1      7                        28    -21       29
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     5.1


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    85           500 AM
 LOWEST     22           500 PM
 AVERAGE    54

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        95      1977
 MINIMUM TEMPERATURE (F)   49        33      2002


SUNRISE AND SUNSET
MAY 20 2016...........SUNRISE   526 AM CDT   SUNSET   811 PM CDT
MAY 21 2016...........SUNRISE   525 AM CDT   SUNSET   812 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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