856  
CDUS43 KLOT 110632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT SUN AUG 11 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 10 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 3:46 PM 92 2021 83 -9 83  
MINIMUM 54R 5:26 AM 54 2008 63 -9 59  
AVERAGE 64 73 -9 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.31 2020 0.11 -0.11 0.00  
MONTH TO DATE 0.74 1.27 -0.53 0.13  
SINCE JUN 1 10.33 8.54 1.79 10.92  
SINCE JAN 1 22.97 20.80 2.17 21.45  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 0 1 0  
MONTH TO DATE 2 0 2 0  
SINCE JUN 1 18 37 -19 29  
SINCE JUL 1 5 4 1 0  
 
COOLING  
YESTERDAY 0 8 -8 6  
MONTH TO DATE 81 80 1 68  
SINCE JUN 1 585 527 58 484  
SINCE JAN 1 639 583 56 535    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 9.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 12:00 AM  
LOWEST 42 5:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 92 2016  
MINIMUM TEMPERATURE (F) 63 50 2004  
 
SUNRISE AND SUNSET  
AUGUST 11 2024........SUNRISE 5:57 AM CDT SUNSET 7:58 PM CDT  
AUGUST 12 2024........SUNRISE 5:59 AM CDT SUNSET 7:57 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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