577  
CDUS43 KLOT 252138  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
438 PM CDT FRI APR 25 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 22 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 74 4:09 PM 81 2007 62 12 67  
MINIMUM 36 4:50 AM 27 2021 40 -4 36  
AVERAGE 55 51 4 52  
 
PRECIPITATION (IN)  
YESTERDAY T 0.83 2022 0.12 -0.12 0.01  
MONTH TO DATE 1.63 2.30 -0.67 1.24  
SINCE MAR 1 4.53 4.27 0.26 5.17  
SINCE JAN 1 6.10 6.78 -0.68 7.62  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 14 -4 13  
MONTH TO DATE 384 391 -7 334  
SINCE MAR 1 1046 1241 -195 1014  
SINCE JUL 1 5366 6018 -652 5075  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 3 0 3 1  
SINCE MAR 1 3 2 1 1  
SINCE JAN 1 3 2 1 1    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 83 2022  
MINIMUM TEMPERATURE (F) 40 25 2003  
 
SUNRISE AND SUNSET  
APRIL 23 2025.........SUNRISE 6:00 AM CDT SUNSET 7:43 PM CDT  
APRIL 24 2025.........SUNRISE 5:58 AM CDT SUNSET 7:44 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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