964  
CDUS43 KLOT 240636  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1236 AM CST TUE FEB 24 2026  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 23 2026...  
 
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)  
YESTERDAY  
MAXIMUM 30 3:31 PM 64 2000 38 -8 45  
MINIMUM 17 11:36 PM 8 2009 21 -4 20  
AVERAGE 24 30 -6 33  
 
PRECIPITATION (IN)  
YESTERDAY T 0.68 2019 0.05 -0.05 0.00  
MONTH TO DATE 0.08 0.97 -0.89 0.15  
SINCE DEC 1 2.66 3.91 -1.25 2.56  
SINCE JAN 1 1.25 2.24 -0.99 1.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 41 36 5 32  
MONTH TO DATE 792 893 -101 986  
SINCE DEC 1 3400 3319 81 3294  
SINCE JUL 1 4483 4605 -122 4208  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 10.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 4:00 AM  
LOWEST 42 3:00 PM  
AVERAGE 60  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 60 2002  
MINIMUM TEMPERATURE (F) 22 3 2003  
 
SUNRISE AND SUNSET  
FEBRUARY 24 2026......SUNRISE 6:36 AM CST SUNSET 5:37 PM CST  
FEBRUARY 25 2026......SUNRISE 6:34 AM CST SUNSET 5:39 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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