000
CDUS43 KLOT 040641
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
141 AM CDT THU APR 04 2024

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 3 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         39   3:21 PM  81    1956  54    -15       64
  MINIMUM         34   7:10 AM  17    1879  36     -2       44
                                      1987
  AVERAGE         37                        45     -8       54

PRECIPITATION (IN)
  YESTERDAY        0.30          0.93 1974   0.11   0.19     0.12
  MONTH TO DATE    1.14                      0.31   0.83     0.15
  SINCE MAR 1      4.73                      2.76   1.97     3.95
  SINCE JAN 1      8.88                      6.72   2.16    10.38

SNOWFALL (IN)
  YESTERDAY        T             2.7  1984   0.1   -0.1      0.0
  MONTH TO DATE    T                         0.3   -0.3      0.0
  SINCE MAR 1      1.0                       5.8   -4.8      1.8
  SINCE JUL 1     22.2                      37.4  -15.2     19.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       28                        20      8       11
  MONTH TO DATE   72                        61     11       58
  SINCE MAR 1    714                       869   -155      860
  SINCE JUL 1   4402                      5338   -936     4895

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         2     -2        0
  SINCE JAN 1      0                         2     -2        0
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    14.0


SKY COVER
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  HAIL
  LIGHT SNOW
  SLEET
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          12:00 PM
 LOWEST     85           3:00 AM
 AVERAGE    89

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   54        79      1921
                                             1929
 MINIMUM TEMPERATURE (F)   37        16      1975


SUNRISE AND SUNSET
APRIL  4 2024.........SUNRISE   6:28 AM CDT   SUNSET   7:21 PM CDT
APRIL  5 2024.........SUNRISE   6:27 AM CDT   SUNSET   7:22 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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