924
CDUS43 KLOT 190636
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1236 AM CST FRI DEC 19 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 18 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 50 12:56 PM 54 2002 35 15 35
MINIMUM 16 11:59 PM -14 2016 21 -5 25
AVERAGE 33 28 5 30
PRECIPITATION (IN)
YESTERDAY 0.14 0.56 2002 0.05 0.09 T
MONTH TO DATE 0.53 1.05 -0.52 0.27
SINCE DEC 1 0.53 1.05 -0.52 0.27
SINCE JAN 1 26.23 32.61 -6.38 30.10
DEGREE DAYS
HEATING
YESTERDAY 32 37 -5 35
MONTH TO DATE 797 626 171 646
SINCE DEC 1 797 626 171 646
SINCE JUL 1 1880 1912 -32 1560
COOLING
YESTERDAY 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 32 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 18.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 5:00 AM
LOWEST 64 11:00 PM
AVERAGE 82
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 53 2002
MINIMUM TEMPERATURE (F) 21 -15 2016
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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