Climatological Report (Daily)
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024
CDUS43 KLOT 092249
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
449 PM CST SUN NOV 09 2025

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 9 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         39  12:40 AM  76    2020  52    -13       56
  MINIMUM         31   3:59 PM  14    1991  37     -6       45
  AVERAGE         35                        44     -9       51

PRECIPITATION (IN)
  TODAY            0.03          2.69 1966   0.08  -0.05     0.20
  MONTH TO DATE    0.71                      0.78  -0.07     2.08
  SINCE SEP 1      3.87                      7.40  -3.53     4.58
  SINCE JAN 1     26.32                     34.11  -7.79    31.44

SNOWFALL (IN)
  TODAY            0.1           1.3  1926   0.1    0.0      0.0
  MONTH TO DATE    0.1                       0.2   -0.1      0.0
  SINCE SEP 1      0.1                       0.4   -0.3      0.0
  SINCE JUL 1      0.1                       0.4   -0.3      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           30                        21      9       14
  MONTH TO DATE  158                       173    -15       92
  SINCE SEP 1    449                       605   -156      301
  SINCE JUL 1    454                       611   -157      301

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        1
  SINCE SEP 1    223                       131     92      226
  SINCE JAN 1   1215                      1003    212     1212
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    18.0


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           1:00 AM
 LOWEST     51           2:00 PM
 AVERAGE    74

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   51        76      2022
 MINIMUM TEMPERATURE (F)   36        18      1986
                                             2017


SUNRISE AND SUNSET
NOVEMBER  9 2025......SUNRISE   6:34 AM CST   SUNSET   4:36 PM CST
NOVEMBER 10 2025......SUNRISE   6:36 AM CST   SUNSET   4:35 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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