745  
CDUS43 KLOT 090634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT WED OCT 09 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 8 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 74 2:46 PM 87 2007 66 8 53  
MINIMUM 42 6:26 AM 27 2012 45 -3 MM  
AVERAGE 58 56 2 MM  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.12 2004 0.10 -0.10 0.00  
MONTH TO DATE 0.12 0.83 -0.71 0.30  
SINCE SEP 1 1.54 3.83 -2.29 3.07  
SINCE JAN 1 25.86 27.20 -1.34 25.52  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 10 -3 MM  
MONTH TO DATE 43 70 -27 15  
SINCE SEP 1 76 170 -94 62  
SINCE JUL 1 85 181 -96 65  
 
COOLING  
YESTERDAY 0 1 -1 MM  
MONTH TO DATE 3 8 -5 25  
SINCE SEP 1 113 96 17 126  
SINCE JAN 1 911 820 91 800    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 3.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 7:00 AM  
LOWEST 26 3:00 PM  
AVERAGE 56  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 88 2010  
MINIMUM TEMPERATURE (F) 44 26 2000  
 
SUNRISE AND SUNSET  
OCTOBER 9 2024.......SUNRISE 6:59 AM CDT SUNSET 6:20 PM CDT  
OCTOBER 10 2024.......SUNRISE 7:00 AM CDT SUNSET 6:19 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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