Climatological Report (Daily)
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CDUS43 KLOT 050633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SUN APR 5 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 4 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         58    433 PM  79    1929  54      4       48
                                      1921
  MINIMUM         28    507 AM  16    1975  35     -7       34
  AVERAGE         43                        45     -2       41

PRECIPITATION (IN)
  YESTERDAY        0.00          1.90 1947   0.11  -0.11      T
  MONTH TO DATE    0.36                      0.42  -0.06     0.53
  SINCE MAR 1      1.46                      2.92  -1.46     2.24
  SINCE JAN 1      4.32                      6.44  -2.12     7.54

SNOWFALL (IN)
  YESTERDAY        0.0           6.4  1920   0.1   -0.1      0.0
  MONTH TO DATE    0.0                       0.4   -0.4      0.0
  SINCE MAR 1      7.1                       6.0    1.1     12.3
  SINCE JUL 1     50.7                      35.8   14.9     80.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       22                        20      2       24
  MONTH TO DATE   63                        84    -21       95
  SINCE MAR 1    973                       925     48     1120
  SINCE JUL 1   6153                      5659    494     6535

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         1     -1        0
  SINCE JAN 1      0                         1     -1        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED    11.4


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          1200 AM
 LOWEST     23           300 PM
 AVERAGE    54

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   55        85      1988
 MINIMUM TEMPERATURE (F)   35        18      1995
                                             1979


SUNRISE AND SUNSET
APRIL  5 2015.........SUNRISE   628 AM CDT   SUNSET   721 PM CDT
APRIL  6 2015.........SUNRISE   626 AM CDT   SUNSET   722 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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