323  
CDUS43 KLOT 260631  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
131 AM CDT SAT AUG 26 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 25 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 4:14 PM 95 2003 81 3 80  
MINIMUM 67 5:13 AM 46 2017 61 6 64  
AVERAGE 76 71 5 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.58 2001 0.12 -0.12 0.43  
MONTH TO DATE 1.13 3.09 -1.96 3.36  
SINCE JUN 1 11.92 10.36 1.56 9.47  
SINCE JAN 1 22.45 22.62 -0.17 24.15  
 
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 11 6 5 7  
MONTH TO DATE 195 185 10 183  
SINCE JUN 1 611 632 -21 663  
SINCE JAN 1 662 688 -26 784    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 5.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 63 4:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 93 2018  
MINIMUM TEMPERATURE (F) 60 51 1997  
2017  
 
SUNRISE AND SUNSET  
AUGUST 26 2023........SUNRISE 6:12 AM CDT SUNSET 7:37 PM CDT  
AUGUST 27 2023........SUNRISE 6:13 AM CDT SUNSET 7:35 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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