041  
CDUS43 KLOT 032241  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
441 PM CST SUN DEC 03 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 3 2023...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 39 1:08 AM 69 2012 40 -1 51  
MINIMUM 36 9:45 AM 1 2002 25 11 16  
AVERAGE 38 32 6 34  
 
PRECIPITATION (IN)  
TODAY 0.26 0.47 2011 0.07 0.19 T  
MONTH TO DATE 0.82 0.20 0.62 T  
SINCE DEC 1 0.82 0.20 0.62 T  
SINCE JAN 1 29.48 31.76 -2.28 29.84  
 
DEGREE DAYS  
HEATING  
TODAY 27 33 -6 31  
MONTH TO DATE 76 97 -21 91  
SINCE DEC 1 76 97 -21 91  
SINCE JUL 1 1242 1383 -141 1322  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 802 823 -21 955    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 85 3:00 PM  
AVERAGE 91  
   
......................................................
 
 
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 2023......SUNRISE 7:03 AM CST SUNSET 4:22 PM CST  
DECEMBER 4 2023......SUNRISE 7:04 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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