210  
CDUS43 KLOT 120634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT SAT APR 12 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 11 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 55 4:19 PM 79 2023 58 -3 60  
MINIMUM 32 5:38 AM 25 2004 36 -4 49  
AVERAGE 44 47 -3 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.57 2007 0.10 -0.10 T  
MONTH TO DATE 0.91 1.01 -0.10 1.11  
SINCE MAR 1 3.81 2.98 0.83 5.04  
SINCE JAN 1 5.38 5.49 -0.11 7.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 18 3 10  
MONTH TO DATE 251 216 35 210  
SINCE MAR 1 913 1066 -153 890  
SINCE JUL 1 5233 5843 -610 4951  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 2 -2 0  
SINCE JAN 1 0 2 -2 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 6:00 AM  
LOWEST 35 2:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 82 2023  
MINIMUM TEMPERATURE (F) 37 23 2004  
 
SUNRISE AND SUNSET  
APRIL 12 2025.........SUNRISE 6:17 AM CDT SUNSET 7:31 PM CDT  
APRIL 13 2025.........SUNRISE 6:15 AM CDT SUNSET 7:32 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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