271  
CDUS43 KLOT 300633  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT SUN MAR 30 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MARCH 29 2025...  
 
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)  
YESTERDAY  
MAXIMUM 72 12:03 PM 78 1998 53 19 57  
MINIMUM 47 11:59 PM 19 2008 32 15 27  
AVERAGE 60 42 18 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 0.53 2002 0.07 -0.02 0.04  
MONTH TO DATE 2.89 1.82 1.07 3.48  
SINCE MAR 1 2.89 1.82 1.07 3.48  
SINCE JAN 1 4.46 4.33 0.13 5.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 22 -17 23  
MONTH TO DATE 629 805 -176 645  
SINCE MAR 1 629 805 -176 645  
SINCE JUL 1 4949 5582 -633 4706  
 
COOLING  
YESTERDAY 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 22 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 11.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 56 12:00 AM  
AVERAGE 77  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 78 1998  
MINIMUM TEMPERATURE (F) 33 21 2003  
2011  
2014  
 
SUNRISE AND SUNSET  
MARCH 30 2025.........SUNRISE 6:39 AM CDT SUNSET 7:17 PM CDT  
MARCH 31 2025.........SUNRISE 6:37 AM CDT SUNSET 7:18 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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