314  
CDUS43 KLOT 050635  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1235 AM CST WED FEB 05 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 4 2025...  
 
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)  
YESTERDAY  
MAXIMUM 33 12:24 AM 59 2008 32 1 49  
MINIMUM 21 7:47 PM -7 2007 16 5 24  
AVERAGE 27 24 3 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.25 2008 0.04 -0.04 0.00  
MONTH TO DATE T 0.15 -0.15 0.00  
SINCE DEC 1 2.41 3.09 -0.68 4.33  
SINCE JAN 1 1.34 1.42 -0.08 2.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 38 41 -3 28  
MONTH TO DATE 125 164 -39 110  
SINCE DEC 1 2432 2590 -158 2213  
SINCE JUL 1 3346 3876 -530 3379  
 
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 22 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 11.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 1:00 AM  
LOWEST 50 11:00 AM  
AVERAGE 64  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 57 2008  
MINIMUM TEMPERATURE (F) 17 -12 2015  
 
SUNRISE AND SUNSET  
FEBRUARY 5 2025......SUNRISE 7:01 AM CST SUNSET 5:14 PM CST  
FEBRUARY 6 2025......SUNRISE 7:00 AM CST SUNSET 5:15 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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