546  
CDUS43 KLOT 032138  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
438 PM CDT THU OCT 03 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 3 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 78 2:59 PM 88 2018 69 9 85  
MINIMUM 46 5:02 AM 31 2004 47 -1 56  
AVERAGE 62 58 4 71  
 
PRECIPITATION (IN)  
TODAY 0.00 1.17 2000 0.10 -0.10 0.00  
MONTH TO DATE 0.00 0.32 -0.32 0.00  
SINCE SEP 1 1.42 3.32 -1.90 2.77  
SINCE JAN 1 25.74 26.69 -0.95 25.22  
 
DEGREE DAYS  
HEATING  
TODAY 3 8 -5 0  
MONTH TO DATE 16 24 -8 0  
SINCE SEP 1 49 124 -75 47  
SINCE JUL 1 58 135 -77 50  
 
COOLING  
TODAY 0 1 -1 6  
MONTH TO DATE 0 3 -3 16  
SINCE SEP 1 110 91 19 117  
SINCE JAN 1 908 815 93 791    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 3.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 6:00 AM  
LOWEST 28 3:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 87 2005  
MINIMUM TEMPERATURE (F) 46 31 2004  
 
SUNRISE AND SUNSET  
OCTOBER 3 2024.......SUNRISE 6:53 AM CDT SUNSET 6:30 PM CDT  
OCTOBER 4 2024.......SUNRISE 6:54 AM CDT SUNSET 6:29 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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