007  
CDUS43 KLOT 300633  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT WED AUG 30 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 29 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 84 3:23 PM 92 2010 80 4 82  
MINIMUM 59 11:59 PM 51 1999 60 -1 68  
2001  
AVERAGE 72 70 2 75  
 
PRECIPITATION (IN)  
YESTERDAY T 1.25 2015 0.12 -0.12 0.26  
MONTH TO DATE 1.13 3.58 -2.45 3.94  
SINCE JUN 1 11.92 10.85 1.07 10.05  
SINCE JAN 1 22.45 23.11 -0.66 24.73  
 
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 7 6 1 10  
MONTH TO DATE 207 209 -2 213  
SINCE JUN 1 623 656 -33 693  
SINCE JAN 1 674 712 -38 814    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 8.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 11:00 PM  
LOWEST 43 4:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 93 2013  
MINIMUM TEMPERATURE (F) 60 48 2009  
 
SUNRISE AND SUNSET  
AUGUST 30 2023........SUNRISE 6:16 AM CDT SUNSET 7:30 PM CDT  
AUGUST 31 2023........SUNRISE 6:17 AM CDT SUNSET 7:28 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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