868  
CDUS43 KLOT 030634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1234 AM CST SUN DEC 03 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 2 2023...  
 
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)  
YESTERDAY  
MAXIMUM 43 1:31 PM 63 2012 40 3 52  
MINIMUM 37 5:53 AM 7 2006 25 12 36  
AVERAGE 40 33 7 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.15 2015 0.06 -0.05 T  
MONTH TO DATE 0.56 0.13 0.43 T  
SINCE DEC 1 0.56 0.13 0.43 T  
SINCE JAN 1 29.22 31.69 -2.47 29.84  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 32 -7 21  
MONTH TO DATE 49 64 -15 60  
SINCE DEC 1 49 64 -15 60  
SINCE JUL 1 1215 1350 -135 1291  
 
COOLING  
YESTERDAY 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 14 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 7.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 4:00 AM  
LOWEST 76 1:00 PM  
AVERAGE 86  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 69 2012  
MINIMUM TEMPERATURE (F) 25 1 2002  
 
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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