129  
CDUS43 KLOT 132133  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT MON OCT 13 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 13 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 66 2:59 PM 78 2008 64 2 68  
MINIMUM 52 12:39 AM 31 2002 43 9 48  
2006  
2018  
AVERAGE 59 53 6 58  
 
PRECIPITATION (IN)  
TODAY T 2.51 2001 0.10 -0.10 T  
MONTH TO DATE 1.80 1.36 0.44 0.12  
SINCE SEP 1 2.44 4.36 -1.92 1.54  
SINCE JAN 1 22.97 27.73 -4.76 25.86  
 
DEGREE DAYS  
HEATING  
TODAY 6 12 -6 7  
MONTH TO DATE 60 126 -66 65  
SINCE SEP 1 107 226 -119 98  
SINCE JUL 1 118 237 -119 107  
 
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 7 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 2.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 1:00 AM  
LOWEST 60 10:00 AM  
AVERAGE 69  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 78 2020  
MINIMUM TEMPERATURE (F) 43 28 2002  
 
SUNRISE AND SUNSET  
OCTOBER 13 2025.......SUNRISE 7:03 AM CDT SUNSET 6:14 PM CDT  
OCTOBER 14 2025.......SUNRISE 7:05 AM CDT SUNSET 6:13 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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