Climatological Report (Daily)
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CDUS43 KLOT 222146
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
446 PM CDT SUN SEP 22 2024

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 22 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         78  12:19 AM  94    2017  73      5       80
  MINIMUM         68   1:27 PM  32    1995  55     13       66
  AVERAGE         73                        64      9       73

PRECIPITATION (IN)
  TODAY            0.80          1.73 2006   0.11   0.69     0.01
  MONTH TO DATE    0.86                      2.38  -1.52     2.86
  SINCE SEP 1      0.86                      2.38  -1.52     2.86
  SINCE JAN 1     27.72                     29.09  -1.37    27.12

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         4     -4        0
  MONTH TO DATE   14                        37    -23       13
  SINCE SEP 1     14                        37    -23       13
  SINCE JUL 1     14                        43    -29       15

 COOLING
  TODAY            8                         3      5        8
  MONTH TO DATE  169                       102     67      120
  SINCE SEP 1    169                       102     67      120
  SINCE JAN 1   1155                       974    181     1054
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     6.0


SKY COVER
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           9:00 AM
 LOWEST     43          12:00 AM
 AVERAGE    70

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        95      2017
 MINIMUM TEMPERATURE (F)   54        29      1995


SUNRISE AND SUNSET
SEPTEMBER 22 2024.....SUNRISE   6:40 AM CDT   SUNSET   6:48 PM CDT
SEPTEMBER 23 2024.....SUNRISE   6:41 AM CDT   SUNSET   6:46 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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