312  
CDUS43 KLOT 070635  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1235 AM CST FRI FEB 07 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 6 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 36 4:31 PM 55 2017 32 4 43  
MINIMUM 25 11:59 PM -7 2007 17 8 28  
AVERAGE 31 24 7 36  
 
PRECIPITATION (IN)  
YESTERDAY T 0.24 2008 0.04 -0.04 0.00  
MONTH TO DATE 0.02 0.22 -0.20 0.00  
SINCE DEC 1 2.43 3.16 -0.73 4.33  
SINCE JAN 1 1.36 1.49 -0.13 2.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 40 -6 29  
MONTH TO DATE 197 245 -48 171  
SINCE DEC 1 2504 2671 -167 2274  
SINCE JUL 1 3418 3957 -539 3440  
 
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 26 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 15.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 2:00 AM  
LOWEST 40 11:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 55 1999  
2009  
MINIMUM TEMPERATURE (F) 17 -12 2014  
 
SUNRISE AND SUNSET  
FEBRUARY 7 2025......SUNRISE 6:59 AM CST SUNSET 5:16 PM CST  
FEBRUARY 8 2025......SUNRISE 6:57 AM CST SUNSET 5:18 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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