360  
CDUS43 KLOT 032235  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CST WED DEC 03 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 3 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 29 3:59 PM 69 2012 40 -11 31  
MINIMUM 21 12:18 AM 1 2002 25 -4 14  
AVERAGE 25 32 -7 23  
 
PRECIPITATION (IN)  
TODAY 0.01 0.47 2011 0.07 -0.06 0.00  
MONTH TO DATE 0.07 0.20 -0.13 0.00  
SINCE DEC 1 0.07 0.20 -0.13 0.00  
SINCE JAN 1 25.77 31.76 -5.99 29.83  
 
DEGREE DAYS  
HEATING  
TODAY 40 33 7 42  
MONTH TO DATE 133 97 36 134  
SINCE DEC 1 133 97 36 134  
SINCE JUL 1 1216 1383 -167 1048  
 
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 18 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 12.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 PM  
LOWEST 84 10:00 AM  
AVERAGE 90  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 65 1998  
MINIMUM TEMPERATURE (F) 25 2 2006  
 
SUNRISE AND SUNSET  
DECEMBER 3 2025......SUNRISE 7:04 AM CST SUNSET 4:22 PM CST  
DECEMBER 4 2025......SUNRISE 7:05 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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