880  
CDUS43 KLOT 182237  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CST SAT JAN 18 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 18 2025...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 37 2:14 AM 42 2013 30 7 25  
2022  
MINIMUM 26 9:30 AM -5 2016 16 10 11  
AVERAGE 32 23 9 18  
 
PRECIPITATION (IN)  
TODAY 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  
TODAY 33 42 -9 47  
MONTH TO DATE 772 747 25 776  
SINCE DEC 1 1727 1881 -154 1628  
SINCE JUL 1 2641 3167 -526 2794  
 
COOLING  
TODAY 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 15.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 12:00 AM  
LOWEST 39 2:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 55 2006  
MINIMUM TEMPERATURE (F) 16 -5 2008  
 
SUNRISE AND SUNSET  
JANUARY 18 2025.......SUNRISE 7:17 AM CST SUNSET 4:51 PM CST  
JANUARY 19 2025.......SUNRISE 7:16 AM CST SUNSET 4:52 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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