503  
CDUS43 KLOT 252141  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
441 PM CDT WED JUN 25 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 25 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 90 2:57 PM 95 2005 83 7 83  
MINIMUM 73 4:42 AM 50 2004 61 12 71  
AVERAGE 82 72 10 77  
 
PRECIPITATION (IN)  
TODAY 0.16 1.73 2021 0.12 0.04 0.43  
MONTH TO DATE 2.45 3.13 -0.68 4.77  
SINCE JUN 1 2.45 3.13 -0.68 4.77  
SINCE JAN 1 10.51 15.39 -4.88 17.41  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 18 30 -12 11  
SINCE JUN 1 18 30 -12 11  
SINCE JUL 1 5675 6360 -685 5253  
 
COOLING  
TODAY 17 8 9 12  
MONTH TO DATE 193 136 57 216  
SINCE JUN 1 193 136 57 216  
SINCE JAN 1 226 192 34 270    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 2.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 12:00 AM  
LOWEST 59 3:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 2005  
MINIMUM TEMPERATURE (F) 62 49 2012  
 
SUNRISE AND SUNSET  
JUNE 25 2025..........SUNRISE 5:19 AM CDT SUNSET 8:32 PM CDT  
JUNE 26 2025..........SUNRISE 5:19 AM CDT SUNSET 8:32 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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