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076
CDUS43 KLOT 172135
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CDT TUE MAY 17 2016


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MAY 17 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         57    259 PM  94    1962  70    -13       82
  MINIMUM         48    631 AM  36    2002  49     -1       66
                                      1973
  AVERAGE         53                        59     -6       74

PRECIPITATION (IN)
  TODAY            T             1.38 1986   0.12  -0.12      T
                                      1969
  MONTH TO DATE    3.66                      1.99   1.67     3.08
  SINCE MAR 1      9.80                      7.87   1.93     7.05
  SINCE JAN 1     11.87                     11.39   0.48     9.91

SNOWFALL (IN)
  TODAY            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

DEGREE DAYS
 HEATING
  TODAY           12                         7      5        0
  MONTH TO DATE  190                       151     39      105
  SINCE MAR 1   1372                      1484   -112     1475
  SINCE JUL 1   5380                      6218   -838     6655

 COOLING
  TODAY            0                         1     -1        9
  MONTH TO DATE    0                        15    -15       29
  SINCE MAR 1      7                        25    -18       29
  SINCE JAN 1      7                        25    -18       29
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    10.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71           800 AM
 LOWEST     51           300 PM
 AVERAGE    61

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        93      1962
 MINIMUM TEMPERATURE (F)   49        34      2002


SUNRISE AND SUNSET
MAY 17 2016...........SUNRISE   529 AM CDT   SUNSET   808 PM CDT
MAY 18 2016...........SUNRISE   528 AM CDT   SUNSET   809 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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