Climatological Report (Daily)
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000
CDUS43 KLOT 092237
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CST SAT MAR 09 2024

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 9 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         45   2:53 PM  69    1974  44      1       40
                                      2021
  MINIMUM         38   3:30 AM   5    1932  29      9       33
                                      1984
  AVERAGE         42                        37      5       37

PRECIPITATION (IN)
  TODAY            T             1.60 1998   0.07  -0.07     0.31
  MONTH TO DATE    1.73                      0.70   1.03     0.79
  SINCE MAR 1      1.73                      0.70   1.03     0.79
  SINCE JAN 1      5.88                      4.66   1.22     7.22

SNOWFALL (IN)
  TODAY            0.0           6.5  1998   0.2   -0.2      0.3
  MONTH TO DATE    0.0                       2.3   -2.3      0.3
  SINCE MAR 1      0.0                       2.3   -2.3      0.3
  SINCE JUL 1     21.2                      33.9  -12.7     18.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           23                        28     -5       28
  MONTH TO DATE  168                       269   -101      216
  SINCE MAR 1    168                       269   -101      216
  SINCE JUL 1   3856                      4738   -882     4251

 COOLING
  TODAY            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    20   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    12.7


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           3:00 AM
 LOWEST     46           4:00 PM
 AVERAGE    68

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   45        70      1955
 MINIMUM TEMPERATURE (F)   29         2      2003


SUNRISE AND SUNSET
MARCH  9 2024.........SUNRISE   6:13 AM CST   SUNSET   5:52 PM CST
MARCH 10 2024.........SUNRISE   7:11 AM CDT   SUNSET   6:53 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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