Climatological Report (Daily)
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130
CDUS43 KLOT 132133
CLIMDW

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT MON OCT 13 2025

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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR OCTOBER 13 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         69   2:10 PM  88    1975  65      4       68
  MINIMUM         56   6:25 AM  30    1987  48      8       50
  AVERAGE         63                        56      7       59

PRECIPITATION (IN)
  TODAY            0.00          2.43 1970   0.12  -0.12     0.00
  MONTH TO DATE    1.41                      1.48  -0.07     0.08
  SINCE SEP 1      1.97                      4.25  -2.28     1.97
  SINCE JAN 1     26.79                     28.28  -1.49    31.44

DEGREE DAYS
 HEATING
  TODAY            2                         9     -7        6
  MONTH TO DATE   38                        95    -57       23
  SINCE SEP 1     59                       154    -95       33
  SINCE JUL 1     61                       158    -97       33

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE   62                        17     45       16
  SINCE SEP 1    266                       153    113      235
  SINCE JAN 1   1407                      1109    298     1358
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     4.7


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77           6:00 AM
 LOWEST     49           1:00 PM
 AVERAGE    63

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


THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   64        89      1975
 MINIMUM TEMPERATURE (F)   47        28      1937


SUNRISE AND SUNSET
OCTOBER 13 2025.......SUNRISE   7:01 AM CDT   SUNSET   6:12 PM CDT
OCTOBER 14 2025.......SUNRISE   7:02 AM CDT   SUNSET   6:11 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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