Climatological Report (Daily)
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CDUS43 KLOT 180634
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT MON APR 18 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 17 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         79    120 PM  88    1976  60     19       78
  MINIMUM         45    337 AM  17    1875  39      6       45
  AVERAGE         62                        50     12       62

PRECIPITATION (IN)
  YESTERDAY        0.00          2.01 2013   0.12  -0.12     0.00
  MONTH TO DATE    0.69                      1.87  -1.18     2.08
  SINCE MAR 1      4.03                      4.37  -0.34     3.18
  SINCE JAN 1      6.10                      7.89  -1.79     6.04

SNOWFALL (IN)
  YESTERDAY        0.0           0.5  1949   0.0    0.0      0.0
  MONTH TO DATE    1.1                       1.0    0.1      0.0
  SINCE MAR 1      3.7                       6.6   -2.9      7.1
  SINCE JUL 1     31.2                      36.4   -5.2     50.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        3                        16    -13        3
  MONTH TO DATE  370                       318     52      228
  SINCE MAR 1   1035                      1159   -124     1138
  SINCE JUL 1   5043                      5893   -850     6318

 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    18   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     5.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76           500 AM
 LOWEST     24           300 PM
 AVERAGE    50

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   60        89      2002
 MINIMUM TEMPERATURE (F)   40        23      1983
                                             1875


SUNRISE AND SUNSET
APRIL 18 2016.........SUNRISE   606 AM CDT   SUNSET   737 PM CDT
APRIL 19 2016.........SUNRISE   604 AM CDT   SUNSET   738 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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