648  
CDUS43 KLOT 110633  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1233 AM CST WED DEC 11 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 10 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 39 12:34 AM 59 2021 37 2 34  
MINIMUM 28 11:59 PM -10 2013 23 5 29  
AVERAGE 34 30 4 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.81 2021 0.05 -0.05 0.00  
MONTH TO DATE T 0.62 -0.62 1.00  
SINCE DEC 1 T 0.62 -0.62 1.00  
SINCE JAN 1 29.83 32.18 -2.35 29.66  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 35 -4 33  
MONTH TO DATE 358 335 23 256  
SINCE DEC 1 358 335 23 256  
SINCE JUL 1 1272 1621 -349 1422  
 
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 20 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 10.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 5:00 AM  
LOWEST 57 12:00 AM  
AVERAGE 66  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 57 2021  
MINIMUM TEMPERATURE (F) 23 -5 2013  
 
SUNRISE AND SUNSET  
DECEMBER 11 2024......SUNRISE 7:11 AM CST SUNSET 4:22 PM CST  
DECEMBER 12 2024......SUNRISE 7:12 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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