052  
CDUS43 KLOT 270644  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1244 AM CST TUE JAN 27 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 26 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 9 11:59 PM 53 2002 31 -22 33  
MINIMUM -3 8:17 AM -17 2019 16 -19 16  
AVERAGE 3 23 -20 25  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.35 2024 0.04 -0.04 0.00  
MONTH TO DATE 1.17 1.08 0.09 0.08  
SINCE DEC 1 2.58 2.75 -0.17 1.15  
SINCE JAN 1 1.17 1.08 0.09 0.08  
 
DEGREE DAYS  
HEATING  
YESTERDAY 62 42 20 40  
MONTH TO DATE 1095 1083 12 1201  
SINCE DEC 1 2332 2217 115 2157  
SINCE JUL 1 3415 3503 -88 3071  
 
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 23 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 14.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 10:00 PM  
LOWEST 51 1:00 AM  
AVERAGE 60  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 58 2002  
MINIMUM TEMPERATURE (F) 16 -14 2019  
 
SUNRISE AND SUNSET  
JANUARY 27 2026.......SUNRISE 7:10 AM CST SUNSET 5:02 PM CST  
JANUARY 28 2026.......SUNRISE 7:09 AM CST SUNSET 5:03 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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