Climatological Report (Daily)
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869
CDUS43 KLOT 112142
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
442 PM CDT SAT MAY 11 2024

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 11 2024...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         70   2:48 PM  90    2022  69      1       84
  MINIMUM         51   5:31 AM  33    1981  49      2       55
  AVERAGE         61                        59      2       70

PRECIPITATION (IN)
  TODAY            T             3.30 1966   0.15  -0.15     0.00
  MONTH TO DATE    2.42                      1.62   0.80     0.29
  SINCE MAR 1      9.48                      7.82   1.66     6.11
  SINCE JAN 1     13.63                     11.78   1.85    12.54

SNOWFALL (IN)
  TODAY            0.0           0.2  1966   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      1.0                       6.8   -5.8      2.3
  SINCE JUL 1     22.2                      38.4  -16.2     20.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            4                         7     -3        0
  MONTH TO DATE   40                        96    -56       77
  SINCE MAR 1   1053                      1372   -319     1295
  SINCE JUL 1   4741                      5841  -1100     5330

 COOLING
  TODAY            0                         1     -1        5
  MONTH TO DATE    8                        11     -3       19
  SINCE MAR 1     17                        21     -4       44
  SINCE JAN 1     17                        21     -4       44
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    12.0


SKY COVER
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           1:00 AM
 LOWEST     40           2:00 PM
 AVERAGE    65

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        92      1956
 MINIMUM TEMPERATURE (F)   49        31      1981


SUNRISE AND SUNSET
MAY 11 2024...........SUNRISE   5:35 AM CDT   SUNSET   8:02 PM CDT
MAY 12 2024...........SUNRISE   5:34 AM CDT   SUNSET   8:03 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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