178  
CDUS43 KLOT 162238  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
438 PM CST SUN FEB 16 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 16 2025...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 27 12:26 AM 53 2022 35 -8 32  
MINIMUM 23 3:59 PM -6 2007 19 4 16  
AVERAGE 25 27 -2 24  
 
PRECIPITATION (IN)  
TODAY T 0.77 2006 0.05 -0.05 0.00  
MONTH TO DATE 0.15 0.64 -0.49 0.10  
SINCE DEC 1 2.56 3.58 -1.02 4.43  
SINCE JAN 1 1.49 1.91 -0.42 2.17  
 
DEGREE DAYS  
HEATING  
TODAY 40 38 2 41  
MONTH TO DATE 621 636 -15 470  
SINCE DEC 1 2928 3062 -134 2573  
SINCE JUL 1 3842 4348 -506 3739  
 
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 26 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 18.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 12:00 AM  
LOWEST 65 4:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 66 2017  
MINIMUM TEMPERATURE (F) 19 -5 2021  
 
SUNRISE AND SUNSET  
FEBRUARY 16 2025......SUNRISE 6:47 AM CST SUNSET 5:28 PM CST  
FEBRUARY 17 2025......SUNRISE 6:45 AM CST SUNSET 5:29 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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