351  
CDUS43 KLOT 230634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1234 AM CST FRI JAN 23 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 22 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 24 12:07 AM 54 2018 30 -6 25  
MINIMUM 4 11:59 PM -3 2013 15 -11 -1  
2014  
AVERAGE 14 23 -9 12  
 
PRECIPITATION (IN)  
YESTERDAY T 0.83 2018 0.04 -0.04 T  
MONTH TO DATE 1.17 0.92 0.25 0.07  
SINCE DEC 1 2.58 2.59 -0.01 1.14  
SINCE JAN 1 1.17 0.92 0.25 0.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 51 42 9 53  
MONTH TO DATE 841 915 -74 1020  
SINCE DEC 1 2078 2049 29 1976  
SINCE JUL 1 3161 3335 -174 2890  
 
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 31 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 16.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 12:00 AM  
LOWEST 35 11:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 46 2002  
MINIMUM TEMPERATURE (F) 15 -7 2014  
 
SUNRISE AND SUNSET  
JANUARY 23 2026.......SUNRISE 7:13 AM CST SUNSET 4:57 PM CST  
JANUARY 24 2026.......SUNRISE 7:13 AM CST SUNSET 4:58 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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