117  
CDUS43 KLOT 132142  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
442 PM CDT MON JUL 13 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 13 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 89 2:59 PM 95 2019 84 5 81  
MINIMUM 64 4:37 AM 52 2002 63 1 64  
2007  
AVERAGE 77 74 3 73  
 
PRECIPITATION (IN)  
TODAY 0.00 0.53 2012 0.12 -0.12 0.00  
MONTH TO DATE 3.93 1.45 2.48 3.85  
SINCE JUN 1 10.56 5.10 5.46 6.50  
SINCE JAN 1 23.44 17.36 6.08 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 12 9 3 8  
MONTH TO DATE 148 113 35 160  
SINCE JUN 1 302 288 14 427  
SINCE JAN 1 361 344 17 460    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 3.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 2:00 AM  
LOWEST 47 3:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 95 2019  
MINIMUM TEMPERATURE (F) 64 52 2002  
 
SUNRISE AND SUNSET  
JULY 13 2026..........SUNRISE 5:29 AM CDT SUNSET 8:28 PM CDT  
JULY 14 2026..........SUNRISE 5:30 AM CDT SUNSET 8:27 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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