Climatological Report (Daily)
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CDUS43 KLOT 310634
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT SUN MAR 31 2024

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 30 2024...

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)
 YESTERDAY
  MAXIMUM         61  11:06 AM  79    1986  53      8       57
                                      1998
  MINIMUM         40  11:59 PM  12    1964  35      5       27
                                      1969
  AVERAGE         51                        44      7       42

PRECIPITATION (IN)
  YESTERDAY        0.40          1.84 2017   0.09   0.31     0.00
  MONTH TO DATE    3.33                      2.36   0.97     2.61
  SINCE MAR 1      3.33                      2.36   0.97     2.61
  SINCE JAN 1      7.48                      6.32   1.16     9.04

SNOWFALL (IN)
  YESTERDAY        0.0           7.8  1926   0.1   -0.1      0.0
  MONTH TO DATE    1.0                       5.4   -4.4      1.8
  SINCE MAR 1      1.0                       5.4   -4.4      1.8
  SINCE JUL 1     22.2                      37.0  -14.8     19.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       14                        21     -7       23
  MONTH TO DATE  623                       787   -164      797
  SINCE MAR 1    623                       787   -164      797
  SINCE JUL 1   4311                      5256   -945     4832

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


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     8.8


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           7:00 AM
 LOWEST     67          11:00 AM
 AVERAGE    82

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   53        87      1981
 MINIMUM TEMPERATURE (F)   35        12      1923
                                             1969


SUNRISE AND SUNSET
MARCH 31 2024.........SUNRISE   6:35 AM CDT   SUNSET   7:17 PM CDT
APRIL  1 2024.........SUNRISE   6:33 AM CDT   SUNSET   7:18 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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