739  
CDUS43 KLOT 240632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT TUE SEP 24 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 23 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 67 1:35 PM 94 2017 73 -6 80  
MINIMUM 53 5:16 AM 36 2012 51 2 63  
AVERAGE 60 62 -2 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.26 2001 0.10 -0.10 0.00  
MONTH TO DATE 0.91 2.31 -1.40 2.44  
SINCE SEP 1 0.91 2.31 -1.40 2.44  
SINCE JAN 1 25.23 25.68 -0.45 24.89  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 5 0 0  
MONTH TO DATE 27 57 -30 40  
SINCE SEP 1 27 57 -30 40  
SINCE JUL 1 36 68 -32 43  
 
COOLING  
YESTERDAY 0 2 -2 7  
MONTH TO DATE 96 78 18 88  
SINCE SEP 1 96 78 18 88  
SINCE JAN 1 894 802 92 762    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 6.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 AM  
LOWEST 59 11:00 AM  
AVERAGE 76  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 2007  
2017  
MINIMUM TEMPERATURE (F) 50 32 2012  
 
SUNRISE AND SUNSET  
SEPTEMBER 24 2024.....SUNRISE 6:43 AM CDT SUNSET 6:46 PM CDT  
SEPTEMBER 25 2024.....SUNRISE 6:44 AM CDT SUNSET 6:44 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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