008  
CDUS43 KLOT 290637  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1237 AM CST THU JAN 29 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 28 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 17 2:44 PM 52 2002 31 -14 49  
MINIMUM -2 3:59 AM -14 2014 16 -18 25  
AVERAGE 8 23 -15 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.53 2006 0.03 -0.03 0.00  
MONTH TO DATE 1.17 1.15 0.02 0.08  
SINCE DEC 1 2.58 2.82 -0.24 1.15  
SINCE JAN 1 1.17 1.15 0.02 0.08  
 
DEGREE DAYS  
HEATING  
YESTERDAY 57 42 15 28  
MONTH TO DATE 1209 1167 42 1265  
SINCE DEC 1 2446 2301 145 2221  
SINCE JUL 1 3529 3587 -58 3135  
 
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 21 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 10.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 7:00 AM  
LOWEST 46 4:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 62 2013  
MINIMUM TEMPERATURE (F) 16 -12 2019  
 
SUNRISE AND SUNSET  
JANUARY 29 2026.......SUNRISE 7:08 AM CST SUNSET 5:04 PM CST  
JANUARY 30 2026.......SUNRISE 7:07 AM CST SUNSET 5:06 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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