472  
CDUS43 KLOT 022234  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CST FRI JAN 02 2026  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 2 2026...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 22 2:42 AM 60 2004 31 -9 32  
MINIMUM 17 9:35 AM -14 2018 18 -1 22  
AVERAGE 20 24 -4 27  
 
PRECIPITATION (IN)  
TODAY 0.00 0.43 2006 0.05 -0.05 T  
MONTH TO DATE 0.00 0.09 -0.09 T  
SINCE DEC 1 1.41 1.76 -0.35 1.07  
SINCE JAN 1 0.00 0.09 -0.09 T  
 
DEGREE DAYS  
HEATING  
TODAY 45 41 4 38  
MONTH TO DATE 95 81 14 75  
SINCE DEC 1 1332 1215 117 1030  
SINCE JUL 1 2415 2501 -86 1944  
 
COOLING  
TODAY 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 15 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 8.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 2:00 AM  
LOWEST 57 4:00 PM  
AVERAGE 69  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 57 1998  
MINIMUM TEMPERATURE (F) 17 -12 2014  
 
SUNRISE AND SUNSET  
JANUARY 2 2026.......SUNRISE 7:21 AM CST SUNSET 4:34 PM CST  
JANUARY 3 2026.......SUNRISE 7:21 AM CST SUNSET 4:34 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IN Page
Main Text Page