547  
CDUS43 KLOT 240633  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT THU AUG 24 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 23 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 95R 1:36 PM 92 2012 81 14 83  
MINIMUM 75 5:30 AM 51 1997 61 14 60  
2005  
AVERAGE 85 71 14 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.97 2007 0.12 -0.12 0.00  
MONTH TO DATE 1.13 2.86 -1.73 2.93  
SINCE JUN 1 11.92 10.13 1.79 9.04  
SINCE JAN 1 22.45 22.39 0.06 23.72  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 29 37 -8 13  
SINCE JUL 1 0 4 -4 0  
 
COOLING  
YESTERDAY 20 6 14 7  
MONTH TO DATE 163 173 -10 169  
SINCE JUN 1 579 620 -41 649  
SINCE JAN 1 630 676 -46 770    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 12.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 8:00 AM  
LOWEST 64 1:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 95 2021  
MINIMUM TEMPERATURE (F) 61 51 2005  
2017  
 
SUNRISE AND SUNSET  
AUGUST 24 2023........SUNRISE 6:10 AM CDT SUNSET 7:40 PM CDT  
AUGUST 25 2023........SUNRISE 6:11 AM CDT SUNSET 7:38 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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