501  
CDUS43 KLOT 142136  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
436 PM CDT MON JUL 14 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 14 2025...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 86 2:37 PM 95 2019 84 2 86  
MINIMUM 59 3:34 AM 52 2002 64 -5 67  
AVERAGE 73 74 -1 77  
 
PRECIPITATION (IN)  
TODAY 0.00 1.31 2023 0.12 -0.12 1.07  
MONTH TO DATE 3.85 1.57 2.28 3.42  
SINCE JUN 1 6.50 5.22 1.28 8.45  
SINCE JAN 1 14.56 17.48 -2.92 21.09  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE JUN 1 18 33 -15 16  
SINCE JUL 1 0 0 0 3  
 
COOLING  
TODAY 8 9 -1 12  
MONTH TO DATE 168 122 46 129  
SINCE JUN 1 435 297 138 371  
SINCE JAN 1 468 353 115 425    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 1.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 4:00 AM  
LOWEST 43 1:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 94 2006  
MINIMUM TEMPERATURE (F) 64 53 2014  
 
SUNRISE AND SUNSET  
JULY 14 2025..........SUNRISE 5:30 AM CDT SUNSET 8:27 PM CDT  
JULY 15 2025..........SUNRISE 5:31 AM CDT SUNSET 8:26 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page