Climatological Report (Daily)
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CDUS43 KLOT 260639
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT THU MAR 26 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 25 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         41    550 PM  79    2007  50     -9       31
  MINIMUM         35   1159 PM  12    1974  32      3       20
                                      1940
  AVERAGE         38                        41     -3       26

PRECIPITATION (IN)
  YESTERDAY        0.25          3.20 1884   0.08   0.17     0.05
  MONTH TO DATE    1.05                      1.96  -0.91     1.45
  SINCE MAR 1      1.05                      1.96  -0.91     1.45
  SINCE JAN 1      3.91                      5.48  -1.57     6.75

SNOWFALL (IN)
  YESTERDAY        0.0          13.6  1930   0.1   -0.1      0.6
  MONTH TO DATE    6.5                       4.9    1.6     12.3
  SINCE MAR 1      6.5                       4.9    1.6     12.3
  SINCE JUL 1     50.1                      34.7   15.4     80.6
  SNOW DEPTH       2

DEGREE DAYS
 HEATING
  YESTERDAY       27                        24      3       39
  MONTH TO DATE  744                       705     39      883
  SINCE MAR 1    744                       705     39      883
  SINCE JUL 1   5924                      5439    485     6298

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


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    11.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     73           500 PM
 AVERAGE    87

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   51        79      2007
 MINIMUM TEMPERATURE (F)   32         7      1873


SUNRISE AND SUNSET
MARCH 26 2015.........SUNRISE   645 AM CDT   SUNSET   710 PM CDT
MARCH 27 2015.........SUNRISE   643 AM CDT   SUNSET   711 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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