856  
CDUS43 KLOT 110706  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
206 AM CDT WED SEP 11 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 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 81 3:05 PM 92 2005 78 3 81  
2013  
MINIMUM 50 5:46 AM 42 1999 56 -6 50  
2017  
AVERAGE 66 67 -1 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.41 2014 0.10 -0.10 T  
MONTH TO DATE T 1.01 -1.01 0.04  
SINCE SEP 1 T 1.01 -1.01 0.04  
SINCE JAN 1 24.32 24.38 -0.06 22.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 22 13 9 2  
SINCE SEP 1 22 13 9 2  
SINCE JUL 1 31 24 7 5  
 
COOLING  
YESTERDAY 1 4 -3 1  
MONTH TO DATE 12 44 -32 67  
SINCE SEP 1 12 44 -32 67  
SINCE JAN 1 810 768 42 741    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 5.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 AM  
LOWEST 24 3:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 91 2005  
2019  
MINIMUM TEMPERATURE (F) 56 43 1999  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2024.....SUNRISE 6:30 AM CDT SUNSET 7:08 PM CDT  
SEPTEMBER 12 2024.....SUNRISE 6:31 AM CDT SUNSET 7:07 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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