Climatological Report (Daily)
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CDUS43 KLOT 251119
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT MON MAY 25 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 24 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         72   1135 AM  93    1950  73     -1       74
                                      1921
  MINIMUM         59    342 AM  34    1992  51      8       47
  AVERAGE         66                        62      4       61

PRECIPITATION (IN)
  YESTERDAY        0.36          1.62 1927   0.11   0.25     0.00
  MONTH TO DATE    3.48                      2.85   0.63     4.74
  SINCE MAR 1      7.45                      8.73  -1.28     9.29
  SINCE JAN 1     10.31                     12.25  -1.94    14.59

SNOWFALL (IN)
  YESTERDAY        0.0           T    1925   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      7.1                       6.8    0.3     13.7
  SINCE JUL 1     50.7                      36.6   14.1     82.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        4
  MONTH TO DATE  164                       193    -29      194
  SINCE MAR 1   1534                      1526      8     1707
  SINCE JUL 1   6714                      6260    454     7122

 COOLING
  YESTERDAY        1                         2     -1        0
  MONTH TO DATE   30                        28      2       35
  SINCE MAR 1     30                        38     -8       36
  SINCE JAN 1     30                        38     -8       36
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     E (90)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     7.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           800 PM
 LOWEST     48          1200 AM
 AVERAGE    71

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        94      1911
 MINIMUM TEMPERATURE (F)   51        32      1992


SUNRISE AND SUNSET
MAY 25 2015...........SUNRISE   523 AM CDT   SUNSET   815 PM CDT
MAY 26 2015...........SUNRISE   522 AM CDT   SUNSET   815 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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