505  
CDUS43 KLOT 102134  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT FRI OCT 10 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 10 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 67 2:56 PM 84 2010 65 2 73  
MINIMUM 46 5:27 AM 28 2000 44 2 42  
AVERAGE 57 55 2 58  
 
PRECIPITATION (IN)  
TODAY 0.01 0.47 2017 0.10 -0.09 0.00  
MONTH TO DATE 1.80 1.04 0.76 0.12  
SINCE SEP 1 2.44 4.04 -1.60 1.54  
SINCE JAN 1 22.97 27.41 -4.44 25.86  
 
DEGREE DAYS  
HEATING  
TODAY 8 11 -3 7  
MONTH TO DATE 37 91 -54 57  
SINCE SEP 1 84 191 -107 90  
SINCE JUL 1 95 202 -107 99  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 47 9 38 3  
SINCE SEP 1 174 97 77 113  
SINCE JAN 1 1082 821 261 911    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 12:00 AM  
LOWEST 58 12:00 PM  
AVERAGE 72  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 83 2024  
MINIMUM TEMPERATURE (F) 44 28 2009  
 
SUNRISE AND SUNSET  
OCTOBER 10 2025.......SUNRISE 7:00 AM CDT SUNSET 6:19 PM CDT  
OCTOBER 11 2025.......SUNRISE 7:01 AM CDT SUNSET 6:17 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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