209  
CDUS43 KLOT 160636  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1236 AM CST FRI FEB 16 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 15 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 43 3:28 PM 55 1999 35 8 50  
MINIMUM 30 11:59 PM -3 2015 19 11 31  
AVERAGE 37 27 10 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 0.15 2023 0.04 0.04 0.15  
MONTH TO DATE 0.10 0.59 -0.49 0.99  
SINCE DEC 1 4.43 3.53 0.90 4.76  
SINCE JAN 1 2.17 1.86 0.31 2.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 38 -10 24  
MONTH TO DATE 429 598 -169 521  
SINCE DEC 1 2532 3024 -492 2721  
SINCE JUL 1 3698 4310 -612 3952  
 
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 31 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 15.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 33 5:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 53 2022  
MINIMUM TEMPERATURE (F) 19 -6 2007  
 
SUNRISE AND SUNSET  
FEBRUARY 16 2024......SUNRISE 6:48 AM CST SUNSET 5:27 PM CST  
FEBRUARY 17 2024......SUNRISE 6:47 AM CST SUNSET 5:28 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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