Climatological Report (Daily)
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CDUS43 KLOT 052139
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT WED APR 5 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR APRIL 5 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         47    203 AM  85    1988  55     -8       45
  MINIMUM         41    259 PM  18    1995  35      6       24
                                      1979
  AVERAGE         44                        45     -1       35

PRECIPITATION (IN)
  TODAY            0.49          2.58 1947   0.10   0.39     0.02
  MONTH TO DATE    0.70                      0.52   0.18     0.12
  SINCE MAR 1      4.71                      3.02   1.69     3.46
  SINCE JAN 1      9.10                      6.54   2.56     5.53

SNOWFALL (IN)
  TODAY           MM             9.4  1982   0.1   MM        0.0
  MONTH TO DATE    0.0                       0.5   -0.5      0.3
  SINCE MAR 1      7.8                       6.1    1.7      2.9
  SINCE JUL 1     26.1                      35.6   -9.5     30.4

DEGREE DAYS
 HEATING
  TODAY           21                        20      1       30
  MONTH TO DATE   82                       104    -22      131
  SINCE MAR 1    867                       945    -78      796
  SINCE JUL 1   4792                      5679   -887     4804

 COOLING
  TODAY            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    NE (30)
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED    12.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           700 AM
 LOWEST     71           300 AM
 AVERAGE    80

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   55        84      1929
 MINIMUM TEMPERATURE (F)   36        15      1982


SUNRISE AND SUNSET
APRIL  5 2017.........SUNRISE   627 AM CDT   SUNSET   722 PM CDT
APRIL  6 2017.........SUNRISE   625 AM CDT   SUNSET   723 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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