336  
CDUS43 KLOT 162143  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
443 PM CDT THU APR 16 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 16 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 72 2:59 PM 86 2002 60 12 57  
MINIMUM 58 3:23 AM 22 2020 38 20 30  
AVERAGE 65 49 16 44  
 
PRECIPITATION (IN)  
TODAY 0.03 1.28 2006 0.12 -0.09 0.00  
MONTH TO DATE 4.10 1.55 2.55 0.93  
SINCE MAR 1 8.67 3.52 5.15 3.83  
SINCE JAN 1 9.92 6.03 3.89 5.40  
 
DEGREE DAYS  
HEATING  
TODAY 0 16 -16 21  
MONTH TO DATE 210 301 -91 324  
SINCE MAR 1 882 1151 -269 986  
SINCE JUL 1 5524 5928 -404 5307  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 12 0 12 0  
SINCE MAR 1 12 2 10 0  
SINCE JAN 1 12 2 10 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 10.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 AM  
LOWEST 59 3:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 84 2002  
MINIMUM TEMPERATURE (F) 38 25 2022  
 
SUNRISE AND SUNSET  
APRIL 16 2026.........SUNRISE 6:11 AM CDT SUNSET 7:35 PM CDT  
APRIL 17 2026.........SUNRISE 6:09 AM CDT SUNSET 7:36 PM CDT  
 
- 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