870  
CDUS43 KLOT 150632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1232 AM CST SAT NOV 15 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR NOVEMBER 14 2025...  
 
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)  
YESTERDAY  
MAXIMUM 66R 3:24 PM 64 2009 48 18 53  
MINIMUM 38 7:10 AM 14 2018 32 6 48  
AVERAGE 52 40 12 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.39 2001 0.08 -0.08 0.07  
MONTH TO DATE 0.48 1.06 -0.58 2.39  
SINCE SEP 1 4.19 7.05 -2.86 4.83  
SINCE JAN 1 24.72 30.42 -5.70 29.15  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 25 -12 14  
MONTH TO DATE 302 312 -10 199  
SINCE SEP 1 640 819 -179 497  
SINCE JUL 1 651 830 -179 506  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 176 99 77 129  
SINCE JAN 1 1084 823 261 927    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 7.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 11:00 PM  
LOWEST 53 12:00 PM  
AVERAGE 70  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 67 2001  
MINIMUM TEMPERATURE (F) 31 15 2014  
 
SUNRISE AND SUNSET  
NOVEMBER 15 2025......SUNRISE 6:43 AM CST SUNSET 4:32 PM CST  
NOVEMBER 16 2025......SUNRISE 6:44 AM CST SUNSET 4:31 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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