703  
CDUS43 KLOT 190632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1232 AM CST SUN JAN 19 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 18 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 37 2:14 AM 42 2013 30 7 25  
2022  
MINIMUM 13 11:59 PM -5 2016 16 -3 11  
AVERAGE 25 23 2 18  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.33 2020 0.04 -0.04 T  
MONTH TO DATE 0.07 0.76 -0.69 1.07  
SINCE DEC 1 1.14 2.43 -1.29 3.33  
SINCE JAN 1 0.07 0.76 -0.69 1.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 40 42 -2 47  
MONTH TO DATE 779 747 32 776  
SINCE DEC 1 1734 1881 -147 1628  
SINCE JUL 1 2648 3167 -519 2794  
 
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 24 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 14.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 12:00 AM  
LOWEST 37 11:00 PM  
AVERAGE 55  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 55 2006  
MINIMUM TEMPERATURE (F) 16 -5 2008  
 
SUNRISE AND SUNSET  
JANUARY 19 2025.......SUNRISE 7:16 AM CST SUNSET 4:52 PM CST  
JANUARY 20 2025.......SUNRISE 7:15 AM CST SUNSET 4:53 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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