838  
CDUS43 KLOT 240633  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT SAT AUG 24 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 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 80 4:17 PM 95 2023 81 -1 95  
MINIMUM 53 5:38 AM 51 1997 61 -8 75  
2005  
AVERAGE 67 71 -4 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.97 2007 0.12 -0.12 0.00  
MONTH TO DATE 1.56 2.86 -1.30 1.13  
SINCE JUN 1 11.15 10.13 1.02 11.92  
SINCE JAN 1 23.79 22.39 1.40 22.45  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 6 0 6 0  
SINCE JUN 1 22 37 -15 29  
SINCE JUL 1 9 4 5 0  
 
COOLING  
YESTERDAY 2 6 -4 20  
MONTH TO DATE 137 173 -36 163  
SINCE JUN 1 641 620 21 579  
SINCE JAN 1 695 676 19 630    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 4.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 2:00 AM  
LOWEST 39 3:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 2023  
MINIMUM TEMPERATURE (F) 61 51 2005  
2017  
 
SUNRISE AND SUNSET  
AUGUST 24 2024........SUNRISE 6:11 AM CDT SUNSET 7:39 PM CDT  
AUGUST 25 2024........SUNRISE 6:12 AM CDT SUNSET 7:37 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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