510  
CDUS43 KLOT 050637  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1237 AM CST THU DEC 05 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 4 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 40 3:13 PM 65 1998 39 1 40  
MINIMUM 15 11:59 PM 2 2006 25 -10 33  
AVERAGE 28 32 -4 37  
 
PRECIPITATION (IN)  
YESTERDAY T 0.40 2017 0.06 -0.06 0.00  
MONTH TO DATE T 0.26 -0.26 0.82  
SINCE DEC 1 T 0.26 -0.26 0.82  
SINCE JAN 1 29.83 31.82 -1.99 29.48  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 33 4 28  
MONTH TO DATE 171 130 41 104  
SINCE DEC 1 171 130 41 104  
SINCE JUL 1 1085 1416 -331 1270  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 927 823 104 802    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 18.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 8:00 PM  
LOWEST 42 8:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 68 2001  
MINIMUM TEMPERATURE (F) 24 0 2005  
 
SUNRISE AND SUNSET  
DECEMBER 5 2024......SUNRISE 7:06 AM CST SUNSET 4:22 PM CST  
DECEMBER 6 2024......SUNRISE 7:07 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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