765  
CDUS43 KLOT 172247  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
447 PM CST SAT JAN 17 2026  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 17 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 12:09 AM 48 2023 30 -8 46  
MINIMUM 11 8:18 AM -4 2018 16 -5 20  
AVERAGE 17 23 -6 33  
 
PRECIPITATION (IN)  
TODAY T 0.34 2017 0.04 -0.04 0.00  
MONTH TO DATE 1.16 0.72 0.44 0.07  
SINCE DEC 1 2.57 2.39 0.18 1.14  
SINCE JAN 1 1.16 0.72 0.44 0.07  
 
DEGREE DAYS  
HEATING  
TODAY 48 42 6 32  
MONTH TO DATE 589 705 -116 739  
SINCE DEC 1 1826 1839 -13 1695  
SINCE JUL 1 2909 3125 -216 2609  
 
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 25 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 18.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 6:00 AM  
LOWEST 51 2:00 PM  
AVERAGE 61  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 42 2013  
2022  
MINIMUM TEMPERATURE (F) 16 -5 2016  
 
SUNRISE AND SUNSET  
JANUARY 17 2026.......SUNRISE 7:17 AM CST SUNSET 4:49 PM CST  
JANUARY 18 2026.......SUNRISE 7:17 AM CST SUNSET 4:51 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