Climatological Report (Daily)
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131
CDUS43 KLOT 120632
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST WED NOV 12 2025

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 11 2025...

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)
 YESTERDAY
  MAXIMUM         43   4:23 PM  74    1911  51     -8       58
                                      1964
  MINIMUM         25   3:36 AM  13    2019  36    -11       42
  AVERAGE         34                        43     -9       50

PRECIPITATION (IN)
  YESTERDAY        T             3.18 1881   0.08  -0.08     0.00
  MONTH TO DATE    0.75                      0.94  -0.19     2.16
  SINCE SEP 1      3.91                      7.56  -3.65     4.66
  SINCE JAN 1     26.36                     34.27  -7.91    31.52

SNOWFALL (IN)
  YESTERDAY        T             3.4  2019   0.0    0.0      0.0
  MONTH TO DATE    1.7                       0.2    1.5      0.0
  SINCE SEP 1      1.7                       0.4    1.3      0.0
  SINCE JUL 1      1.7                       0.4    1.3      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       31                        22      9       15
  MONTH TO DATE  225                       216      9      116
  SINCE SEP 1    516                       648   -132      325
  SINCE JUL 1    521                       654   -133      325

 COOLING
  YESTERDAY        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    SW (220)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED    11.5


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    74           4:00 AM
 LOWEST     43           2:00 PM
 AVERAGE    59

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   50        70      1902
                                             1938
                                             1949
 MINIMUM TEMPERATURE (F)   35         7      2019


SUNRISE AND SUNSET
NOVEMBER 12 2025......SUNRISE   6:38 AM CST   SUNSET   4:33 PM CST
NOVEMBER 13 2025......SUNRISE   6:39 AM CST   SUNSET   4:32 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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