029
CDUS43 KLOT 192238
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CST FRI DEC 19 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 19 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 18 2:46 PM 53 2002 34 -16 34
MINIMUM 8 8:03 AM -15 2016 21 -13 24
AVERAGE 13 27 -14 29
PRECIPITATION (IN)
TODAY T 0.41 2008 0.05 -0.05 0.03
MONTH TO DATE 0.53 1.10 -0.57 0.30
SINCE DEC 1 0.53 1.10 -0.57 0.30
SINCE JAN 1 26.23 32.66 -6.43 30.13
DEGREE DAYS
HEATING
TODAY 52 38 14 36
MONTH TO DATE 849 664 185 682
SINCE DEC 1 849 664 185 682
SINCE JUL 1 1932 1950 -18 1596
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 31 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 17.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 1:00 AM
LOWEST 58 1:00 PM
AVERAGE 66
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 50 2015
MINIMUM TEMPERATURE (F) 20 -9 2000
SUNRISE AND SUNSET
DECEMBER 19 2025......SUNRISE 7:16 AM CST SUNSET 4:24 PM CST
DECEMBER 20 2025......SUNRISE 7:17 AM CST SUNSET 4:25 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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