645  
CDUS43 KLOT 072136  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
436 PM CDT TUE JUL 07 2026  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 7 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 85 2:50 PM 100 2012 84 1 85  
MINIMUM 60 6:38 AM 51 1997 63 -3 64  
AVERAGE 73 74 -1 75  
 
PRECIPITATION (IN)  
TODAY 0.00 1.02 2024 0.11 -0.11 0.00  
MONTH TO DATE 3.89 0.73 3.16 0.75  
SINCE JUN 1 10.52 4.38 6.14 3.40  
SINCE JAN 1 23.40 16.64 6.76 11.46  
 
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 8 9 -1 10  
MONTH TO DATE 84 59 25 94  
SINCE JUN 1 238 234 4 361  
SINCE JAN 1 297 290 7 394    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 2.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 43 3:00 PM  
AVERAGE 67  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 93 2002  
MINIMUM TEMPERATURE (F) 63 51 2015  
 
SUNRISE AND SUNSET  
JULY 7 2026..........SUNRISE 5:25 AM CDT SUNSET 8:31 PM CDT  
JULY 8 2026..........SUNRISE 5:26 AM CDT SUNSET 8:30 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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