330  
CDUS43 KLOT 030638  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1238 AM CST TUE FEB 03 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 2 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 26 3:41 PM 49 2020 31 -5 45  
MINIMUM 13 11:21 PM -7 2014 16 -3 32  
AVERAGE 20 24 -4 39  
 
PRECIPITATION (IN)  
YESTERDAY T 1.41 2016 0.03 -0.03 T  
MONTH TO DATE T 0.07 -0.07 T  
SINCE DEC 1 2.58 3.01 -0.43 2.41  
SINCE JAN 1 1.17 1.34 -0.17 1.34  
 
DEGREE DAYS  
HEATING  
YESTERDAY 45 41 4 26  
MONTH TO DATE 96 82 14 61  
SINCE DEC 1 2704 2508 196 2369  
SINCE JUL 1 3787 3794 -7 3283  
 
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 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 7.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LT FREEZING RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 6:00 AM  
LOWEST 71 7:00 PM  
AVERAGE 84  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 48 2020  
MINIMUM TEMPERATURE (F) 16 -12 2011  
 
SUNRISE AND SUNSET  
FEBRUARY 3 2026......SUNRISE 7:03 AM CST SUNSET 5:11 PM CST  
FEBRUARY 4 2026......SUNRISE 7:02 AM CST SUNSET 5:12 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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