465  
CDUS43 KLOT 230642  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
142 AM CDT SUN MAR 23 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MARCH 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 48 4:07 PM 83 2012 50 -2 39  
MINIMUM 34 10:30 PM 13 2002 30 4 31  
AVERAGE 41 40 1 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.59 2012 0.07 -0.07 0.08  
MONTH TO DATE 2.41 1.32 1.09 2.59  
SINCE MAR 1 2.41 1.32 1.09 2.59  
SINCE JAN 1 3.98 3.83 0.15 5.04  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 25 -1 30  
MONTH TO DATE 510 640 -130 473  
SINCE MAR 1 510 640 -130 473  
SINCE JUL 1 4830 5417 -587 4534  
 
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 NW (300)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 9.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 11:00 PM  
LOWEST 24 4:00 PM  
AVERAGE 48  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 65 2000  
2012  
2021  
MINIMUM TEMPERATURE (F) 31 17 2014  
 
SUNRISE AND SUNSET  
MARCH 23 2025.........SUNRISE 6:51 AM CDT SUNSET 7:09 PM CDT  
MARCH 24 2025.........SUNRISE 6:49 AM CDT SUNSET 7:10 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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