Climatological Report (Daily)
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CDUS43 KLOT 011130 CCA
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
139 AM CDT TUE APR 1 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 31 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         68    148 PM  87    1981  53     15       59
  MINIMUM         41    531 AM  12    1969  34      7       36
                                      1923
  AVERAGE         55                        43     12       48

PRECIPITATION (IN)
  YESTERDAY        T             3.12 1929   0.10  -0.10      T
  MONTH TO DATE    1.71                      2.50  -0.79     2.00
  SINCE MAR 1      1.71                      2.50  -0.79     2.00
  SINCE JAN 1      7.01                      6.02   0.99     8.59

SNOWFALL (IN)
  YESTERDAY       0.0             4.8  1926  0.1   -0.1      0.0
  MONTH TO DATE   12.3                       5.6    6.7     10.4
  SINCE MAR 1     12.3                       5.6    6.7     10.4
  SINCE JUL 1     80.6                      35.2   45.4     30.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       10                        22    -12       17
  MONTH TO DATE 1025                       842    183      994
  SINCE MAR 1   1025                       841    184      994
  SINCE JUL 1   6440                      5575    865     5396

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


WIND (MPH)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    43   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED    17.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.

  THUNDERSTORM
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    62           500 AM
 LOWEST     24           100 PM
 AVERAGE    43

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   53        83      2010
 MINIMUM TEMPERATURE (F)   34        17      1881


SUNRISE AND SUNSET
APRIL  1 2014.........SUNRISE   634 AM CDT   SUNSET   717 PM CDT
APRIL  2 2014.........SUNRISE   633 AM CDT   SUNSET   718 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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