441
CDUS43 KLOT 092244
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
444 PM CST TUE DEC 09 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 9 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 35 3:53 PM 54 2023 37 -2 53
MINIMUM 20 1:17 AM -3 2013 23 -3 40
AVERAGE 28 30 -2 47
PRECIPITATION (IN)
TODAY T 0.94 2008 0.06 -0.06 T
MONTH TO DATE 0.30 0.57 -0.27 T
SINCE DEC 1 0.30 0.57 -0.27 T
SINCE JAN 1 26.00 32.13 -6.13 29.83
DEGREE DAYS
HEATING
TODAY 37 35 2 18
MONTH TO DATE 409 300 109 327
SINCE DEC 1 409 300 109 327
SINCE JUL 1 1492 1586 -94 1241
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1084 823 261 927
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 13.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 8:00 AM
LOWEST 77 4:00 AM
AVERAGE 83
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 37 59 2021
MINIMUM TEMPERATURE (F) 23 -10 2013
SUNRISE AND SUNSET
DECEMBER 9 2025......SUNRISE 7:09 AM CST SUNSET 4:22 PM CST
DECEMBER 10 2025......SUNRISE 7:10 AM CST SUNSET 4:22 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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