376  
CDUS43 KLOT 252133  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT TUE MAR 25 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MARCH 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 52 2:32 PM 79 2007 51 1 56  
MINIMUM 27 3:56 AM 17 1999 31 -4 46  
2014  
AVERAGE 40 41 -1 51  
 
PRECIPITATION (IN)  
TODAY 0.00 0.78 2024 0.07 -0.07 0.78  
MONTH TO DATE 2.63 1.53 1.10 3.37  
SINCE MAR 1 2.63 1.53 1.10 3.37  
SINCE JAN 1 4.20 4.04 0.16 5.82  
 
DEGREE DAYS  
HEATING  
TODAY 25 24 1 14  
MONTH TO DATE 580 713 -133 542  
SINCE MAR 1 580 713 -133 542  
SINCE JUL 1 4900 5490 -590 4603  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 4:00 AM  
LOWEST 24 3:00 PM  
AVERAGE 51  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 80 2007  
MINIMUM TEMPERATURE (F) 32 12 2014  
 
SUNRISE AND SUNSET  
MARCH 25 2025.........SUNRISE 6:47 AM CDT SUNSET 7:11 PM CDT  
MARCH 26 2025.........SUNRISE 6:45 AM CDT SUNSET 7:12 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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