532  
CDUS43 KLOT 100637  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1237 AM CST SAT FEB 10 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 9 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 55 2:01 PM 69 1999 33 22 43  
MINIMUM 33 11:59 PM -7 2011 17 16 34  
AVERAGE 44 25 19 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.72 2023 0.04 -0.04 0.72  
MONTH TO DATE 0.02 0.34 -0.32 0.72  
SINCE DEC 1 4.35 3.28 1.07 4.49  
SINCE JAN 1 2.09 1.61 0.48 2.58  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 40 -19 26  
MONTH TO DATE 237 365 -128 354  
SINCE DEC 1 2340 2791 -451 2554  
SINCE JUL 1 3506 4077 -571 3785  
 
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 25 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 12.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 7:00 AM  
LOWEST 48 2:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 62 2009  
MINIMUM TEMPERATURE (F) 18 -20 2011  
 
SUNRISE AND SUNSET  
FEBRUARY 10 2024......SUNRISE 6:56 AM CST SUNSET 5:19 PM CST  
FEBRUARY 11 2024......SUNRISE 6:55 AM CST SUNSET 5:20 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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