361
CDUS43 KLOT 270644
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
144 AM CDT MON OCT 27 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 26 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 61 12:27 PM 75 2000 58 3 59
MINIMUM 45 7:28 PM 31 2013 39 6 35
AVERAGE 53 48 5 47
PRECIPITATION (IN)
YESTERDAY 0.00 1.70 2019 0.09 -0.09 0.00
MONTH TO DATE 3.02 2.58 0.44 0.96
SINCE SEP 1 3.66 5.58 -1.92 2.38
SINCE JAN 1 24.19 28.95 -4.76 26.70
DEGREE DAYS
HEATING
YESTERDAY 12 17 -5 18
MONTH TO DATE 209 316 -107 225
SINCE SEP 1 256 416 -160 258
SINCE JUL 1 267 427 -160 267
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 49 9 40 3
SINCE SEP 1 176 97 79 113
SINCE JAN 1 1084 821 263 911
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 8.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 8:00 PM
LOWEST 37 12:00 PM
AVERAGE 57
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THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 77 2014
MINIMUM TEMPERATURE (F) 38 23 1997
SUNRISE AND SUNSET
OCTOBER 27 2025.......SUNRISE 7:20 AM CDT SUNSET 5:53 PM CDT
OCTOBER 28 2025.......SUNRISE 7:21 AM CDT SUNSET 5:52 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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