Climatological Report (Daily)
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CDUS43 KLOT 260633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT THU APR 26 2018


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 25 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         53   1144 AM  87    1990  63    -10       79
  MINIMUM         38   1130 PM  27    1887  42     -4       52
  AVERAGE         46                        52     -6       66

PRECIPITATION (IN)
  YESTERDAY        0.00          1.95 1902   0.12  -0.12     0.00
  MONTH TO DATE    2.70                      2.78  -0.08     2.80
  SINCE MAR 1      4.44                      5.28  -0.84     6.81
  SINCE JAN 1     10.62                      8.80   1.82    11.20

SNOWFALL (IN)
  YESTERDAY        0.0           2.5  1910   0.0    0.0      0.0
  MONTH TO DATE    3.2                       1.2    2.0      0.0
  SINCE MAR 1      5.8                       6.8   -1.0      7.8
  SINCE JUL 1     36.1                      36.3   -0.2     26.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       19                        13      6        0
  MONTH TO DATE  627                       433    194      269
  SINCE MAR 1   1494                      1274    220     1054
  SINCE JUL 1   5952                      6008    -56     4979

 COOLING
  YESTERDAY        0                         0      0        1
  MONTH TO DATE    0                         0      0       10
  SINCE MAR 1      0                         1     -1       10
  SINCE JAN 1      0                         1     -1       10
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED    13.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    66          1200 AM
 LOWEST     41          1000 AM
 AVERAGE    54

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        89      1986
 MINIMUM TEMPERATURE (F)   42        27      2006


SUNRISE AND SUNSET
APRIL 26 2018.........SUNRISE   555 AM CDT   SUNSET   745 PM CDT
APRIL 27 2018.........SUNRISE   553 AM CDT   SUNSET   746 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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