662  
CDUS43 KLOT 132135  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT FRI SEP 13 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 2024...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 85 2:47 PM 94 2005 77 8 70  
MINIMUM 60 5:28 AM 39 2014 55 5 48  
AVERAGE 73 66 7 59  
 
PRECIPITATION (IN)  
TODAY 0.00 6.02 2008 0.09 -0.09 0.00  
MONTH TO DATE T 1.29 -1.29 0.75  
SINCE SEP 1 T 1.29 -1.29 0.75  
SINCE JAN 1 24.32 24.66 -0.34 23.20  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 6  
MONTH TO DATE 22 19 3 13  
SINCE SEP 1 22 19 3 13  
SINCE JUL 1 31 30 1 16  
 
COOLING  
TODAY 8 3 5 0  
MONTH TO DATE 30 54 -24 67  
SINCE SEP 1 30 54 -24 67  
SINCE JAN 1 828 778 50 741    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 6.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 6:00 AM  
LOWEST 35 1:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 87 2018  
2021  
MINIMUM TEMPERATURE (F) 55 39 2011  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2024.....SUNRISE 6:32 AM CDT SUNSET 7:05 PM CDT  
SEPTEMBER 14 2024.....SUNRISE 6:33 AM CDT SUNSET 7:03 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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