650  
CDUS43 KLOT 070632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT FRI AUG 07 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 6 2026...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 2:39 PM 93 2022 83 -3 86  
MINIMUM 67 3:53 AM 48 2004 63 4 62  
AVERAGE 74 73 1 74  
 
PRECIPITATION (IN)  
YESTERDAY T 0.91 2000 0.13 -0.13 0.00  
MONTH TO DATE 2.01 0.81 1.20 0.00  
SINCE JUN 1 14.05 8.08 5.97 9.61  
SINCE JAN 1 26.93 20.34 6.59 17.67  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 25 37 -12 18  
SINCE JUL 1 1 4 -3 0  
 
COOLING  
YESTERDAY 9 8 1 9  
MONTH TO DATE 42 48 -6 30  
SINCE JUN 1 503 495 8 662  
SINCE JAN 1 562 551 11 695    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 4.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 4:00 AM  
LOWEST 69 2:00 PM  
AVERAGE 85  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 94 2001  
MINIMUM TEMPERATURE (F) 63 50 2004  
 
SUNRISE AND SUNSET  
AUGUST 7 2026........SUNRISE 5:53 AM CDT SUNSET 8:04 PM CDT  
AUGUST 8 2026........SUNRISE 5:54 AM CDT SUNSET 8:03 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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