Climatological Report (Daily)
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121
CDUS43 KLOT 010635
CLIMDW

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT SAT NOV 01 2025

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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR OCTOBER 31 2025...

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)
 YESTERDAY
  MAXIMUM         56  12:51 PM  84    1950  56      0       72
  MINIMUM         41   6:57 AM  26    2019  41      0       44
  AVERAGE         49                        48      1       58

PRECIPITATION (IN)
  YESTERDAY        T             2.63 1994   0.10  -0.10     0.01
  MONTH TO DATE    2.78                      3.48  -0.70     1.22
  SINCE SEP 1      3.34                      6.25  -2.91     3.11
  SINCE JAN 1     28.16                     30.28  -2.12    32.58

DEGREE DAYS
 HEATING
  YESTERDAY       16                        17     -1        7
  MONTH TO DATE  237                       330    -93      172
  SINCE SEP 1    258                       389   -131      182
  SINCE JUL 1    260                       393   -133      182

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   65                        20     45       40
  SINCE SEP 1    269                       156    113      259
  SINCE JAN 1   1410                      1112    298     1382
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     8.1


SKY COVER
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           7:00 AM
 LOWEST     35          12:00 PM
 AVERAGE    62

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


THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        81      1950
 MINIMUM TEMPERATURE (F)   40        22      1930


SUNRISE AND SUNSET
NOVEMBER  1 2025......SUNRISE   7:24 AM CDT   SUNSET   5:45 PM CDT
NOVEMBER  2 2025......SUNRISE   6:25 AM CST   SUNSET   4:44 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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