944  
CDUS43 KLOT 140632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1232 AM CST WED JAN 14 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 13 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 51R 2:25 PM 47 2006 30 21 18  
MINIMUM 29 12:08 AM -6 2009 16 13 7  
AVERAGE 40 23 17 13  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.43 2006 0.03 -0.03 0.00  
MONTH TO DATE 1.09 0.56 0.53 0.07  
SINCE DEC 1 2.50 2.23 0.27 1.14  
SINCE JAN 1 1.09 0.56 0.53 0.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 42 -17 52  
MONTH TO DATE 422 537 -115 561  
SINCE DEC 1 1659 1671 -12 1517  
SINCE JUL 1 2742 2957 -215 2431  
 
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 22 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 14.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 12:00 AM  
LOWEST 61 2:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 40 2016  
MINIMUM TEMPERATURE (F) 16 -13 2024  
 
SUNRISE AND SUNSET  
JANUARY 14 2026.......SUNRISE 7:19 AM CST SUNSET 4:46 PM CST  
JANUARY 15 2026.......SUNRISE 7:18 AM CST SUNSET 4:47 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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