647
CDUS43 KLOT 230633
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT THU OCT 23 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR OCTOBER 22 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 50 3:45 PM 87 1953 61 -11 75
MINIMUM 45 11:59 PM 24 1930 44 1 55
AVERAGE 48 52 -4 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.86 2020 0.11 -0.11 T
MONTH TO DATE 2.78 2.51 0.27 0.51
SINCE SEP 1 3.34 5.28 -1.94 2.40
SINCE JAN 1 28.16 29.31 -1.15 31.87
DEGREE DAYS
HEATING
YESTERDAY 17 13 4 0
MONTH TO DATE 99 196 -97 102
SINCE SEP 1 120 255 -135 112
SINCE JUL 1 122 259 -137 112
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 65 17 48 19
SINCE SEP 1 269 153 116 238
SINCE JAN 1 1410 1109 301 1361
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 14.5
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 8:00 AM
LOWEST 54 7:00 PM
AVERAGE 63
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 85 1963
MINIMUM TEMPERATURE (F) 44 25 1981
SUNRISE AND SUNSET
OCTOBER 23 2025.......SUNRISE 7:13 AM CDT SUNSET 5:57 PM CDT
OCTOBER 24 2025.......SUNRISE 7:14 AM CDT SUNSET 5:56 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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