Climatological Report (Daily)
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000
CDUS43 KLOT 240633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT THU MAY 24 2018


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 23 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         80    148 PM  92    1977  72      8       62
                                      1964
                                      1921
  MINIMUM         52    446 AM  37    1917  50      2       55
  AVERAGE         66                        61      5       59

PRECIPITATION (IN)
  YESTERDAY        0.00          1.23 1995   0.13  -0.13     0.33
  MONTH TO DATE    7.31                      2.74   4.57     2.58
  SINCE MAR 1     11.77                      8.62   3.15    13.02
  SINCE JAN 1     17.95                     12.14   5.81    17.41

SNOWFALL (IN)
  YESTERDAY        0.0           T    1889   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      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        0                         6     -6        6
  MONTH TO DATE  105                       188    -83      218
  SINCE MAR 1   1677                      1521    156     1342
  SINCE JUL 1   6135                      6255   -120     5267

 COOLING
  YESTERDAY        1                         2     -1        0
  MONTH TO DATE   38                        26     12       18
  SINCE MAR 1     38                        36      2       30
  SINCE JAN 1     38                        36      2       30
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     E (90)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     4.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           400 AM
 LOWEST     32           500 PM
 AVERAGE    64

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        93      1950
                                             1921
 MINIMUM TEMPERATURE (F)   51        34      1992


SUNRISE AND SUNSET
MAY 24 2018...........SUNRISE   523 AM CDT   SUNSET   814 PM CDT
MAY 25 2018...........SUNRISE   523 AM CDT   SUNSET   815 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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