000
CDUS43 KLOT 280635
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT TUE MAY 28 2013


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 27 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         62    151 PM  97    2012  74    -12       97
  MINIMUM         53    128 AM  33    1992  52      1       70
  AVERAGE         58                        62     -4       84

PRECIPITATION (IN)
  YESTERDAY        0.23          1.80 1939   0.12   0.11     0.00
  MONTH TO DATE    3.94                      3.20   0.74     3.26
  SINCE MAR 1     14.62                      9.08   5.54     7.59
  SINCE JAN 1     21.21                     12.60   8.61    11.09

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0       T
  SINCE MAR 1     10.5                       6.8    3.7      0.3
  SINCE JUL 1     30.1                      36.3   -6.2     19.8
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        7                         5      2        0
  MONTH TO DATE  193                       208    -15       86
  SINCE MAR 1   1729                      1541    188      903
  SINCE JUL 1   6131                      6275   -144     4876

 COOLING
  YESTERDAY        0                         2     -2       19
  MONTH TO DATE   51                        34     17       99
  SINCE MAR 1     59                        44     15      142
  SINCE JAN 1     59                        44     15      142
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED     9.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           300 AM
 LOWEST     72          1200 AM
 AVERAGE    83

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        95      2012
 MINIMUM TEMPERATURE (F)   52        33      1992


SUNRISE AND SUNSET
MAY 28 2013...........SUNRISE   521 AM CDT   SUNSET   818 PM CDT
MAY 29 2013...........SUNRISE   520 AM CDT   SUNSET   818 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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