829  
CDUS43 KLOT 112132  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT SAT JUL 11 2026  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 11 2026...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 84 1:12 PM 90 2005 84 0 90  
2025  
MINIMUM 63 4:40 AM 50 1997 63 0 70  
AVERAGE 74 74 0 80  
 
PRECIPITATION (IN)  
TODAY 0.00 1.02 2025 0.12 -0.12 1.02  
MONTH TO DATE 3.93 1.21 2.72 3.85  
SINCE JUN 1 10.56 4.86 5.70 6.50  
SINCE JAN 1 23.44 17.12 6.32 14.56  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 24 33 -9 18  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 9 9 0 15  
MONTH TO DATE 126 95 31 141  
SINCE JUN 1 280 270 10 408  
SINCE JAN 1 339 326 13 441    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 8.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 3:00 AM  
LOWEST 49 1:00 PM  
AVERAGE 68  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 90 2012  
MINIMUM TEMPERATURE (F) 63 54 2002  
 
SUNRISE AND SUNSET  
JULY 11 2026..........SUNRISE 5:28 AM CDT SUNSET 8:29 PM CDT  
JULY 12 2026..........SUNRISE 5:29 AM CDT SUNSET 8:28 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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