875  
CDUS43 KLOT 020631  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
131 AM CDT WED OCT 02 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 1 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 70 1:42 PM 87 2019 70 0 84  
MINIMUM 50 11:57 PM 31 2003 48 2 56  
AVERAGE 60 58 2 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.29 2018 0.11 -0.11 0.00  
MONTH TO DATE 0.00 0.11 -0.11 0.00  
SINCE SEP 1 1.42 3.11 -1.69 2.77  
SINCE JAN 1 25.74 26.48 -0.74 25.22  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 8 -3 0  
MONTH TO DATE 5 8 -3 0  
SINCE SEP 1 38 108 -70 47  
SINCE JUL 1 47 119 -72 50  
 
COOLING  
YESTERDAY 0 1 -1 5  
MONTH TO DATE 0 1 -1 5  
SINCE SEP 1 110 89 21 106  
SINCE JAN 1 908 813 95 780    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 9.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 AM  
LOWEST 27 4:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 83 2005  
2017  
2023  
MINIMUM TEMPERATURE (F) 47 27 2003  
 
SUNRISE AND SUNSET  
OCTOBER 2 2024.......SUNRISE 6:52 AM CDT SUNSET 6:32 PM CDT  
OCTOBER 3 2024.......SUNRISE 6:53 AM CDT SUNSET 6:30 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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