Climatological Report (Daily)
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CDUS43 KLOT 070633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SAT APR 7 2018


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 6 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         38   1018 AM  84    1929  55    -17       51
  MINIMUM         25   1159 PM  15    1982  36    -11       38
  AVERAGE         32                        45    -13       45

PRECIPITATION (IN)
  YESTERDAY        0.00          1.13 1938   0.10  -0.10     0.29
  MONTH TO DATE    0.28                      0.62  -0.34     1.54
  SINCE MAR 1      2.02                      3.12  -1.10     5.55
  SINCE JAN 1      8.20                      6.64   1.56     9.94

SNOWFALL (IN)
  YESTERDAY        0.0           9.0  1938   0.0    0.0      0.0
  MONTH TO DATE    0.2                       0.5   -0.3      0.0
  SINCE MAR 1      2.8                       6.1   -3.3      7.8
  SINCE JUL 1     33.1                      35.6   -2.5     26.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       33                        20     13       20
  MONTH TO DATE  194                       124     70      102
  SINCE MAR 1   1061                       965     96      887
  SINCE JUL 1   5519                      5699   -180     4812

 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    28   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    14.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           200 AM
 LOWEST     35           300 PM
 AVERAGE    64

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        84      1893
 MINIMUM TEMPERATURE (F)   36         7      1982


SUNRISE AND SUNSET
APRIL  7 2018.........SUNRISE   624 AM CDT   SUNSET   724 PM CDT
APRIL  8 2018.........SUNRISE   623 AM CDT   SUNSET   725 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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