425  
CDUS43 KLOT 080634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1234 AM CST SUN FEB 08 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 7 2026...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 26 4:31 PM 55 1999 32 -6 30  
2009  
MINIMUM 8 7:03 AM -12 2014 17 -9 19  
AVERAGE 17 25 -8 25  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.81 2013 0.04 -0.04 0.00  
MONTH TO DATE 0.01 0.26 -0.25 0.02  
SINCE DEC 1 2.59 3.20 -0.61 2.43  
SINCE JAN 1 1.18 1.53 -0.35 1.36  
 
DEGREE DAYS  
HEATING  
YESTERDAY 48 40 8 40  
MONTH TO DATE 320 285 35 237  
SINCE DEC 1 2928 2711 217 2545  
SINCE JUL 1 4011 3997 14 3459  
 
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 16 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 6.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 6:00 AM  
LOWEST 26 3:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 57 2024  
MINIMUM TEMPERATURE (F) 17 -8 2007  
 
SUNRISE AND SUNSET  
FEBRUARY 8 2026......SUNRISE 6:58 AM CST SUNSET 5:17 PM CST  
FEBRUARY 9 2026......SUNRISE 6:56 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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