105  
CDUS43 KLOT 152149  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
449 PM CDT SAT MAR 15 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MARCH 15 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 65 12:38 PM 80 2012 47 18 55  
MINIMUM 54 12:45 AM 15 2017 28 26 36  
AVERAGE 60 37 23 46  
 
PRECIPITATION (IN)  
TODAY 0.09 0.42 2001 0.05 0.04 0.00  
MONTH TO DATE 1.47 0.86 0.61 2.51  
SINCE MAR 1 1.47 0.86 0.61 2.51  
SINCE JAN 1 3.04 3.37 -0.33 4.96  
 
DEGREE DAYS  
HEATING  
TODAY 5 28 -23 19  
MONTH TO DATE 336 456 -120 276  
SINCE MAR 1 336 456 -120 276  
SINCE JUL 1 4656 5233 -577 4337  
 
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 35 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 20.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 45 12:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 80 2012  
MINIMUM TEMPERATURE (F) 28 12 2014  
 
SUNRISE AND SUNSET  
MARCH 15 2025.........SUNRISE 7:04 AM CDT SUNSET 7:00 PM CDT  
MARCH 16 2025.........SUNRISE 7:03 AM CDT SUNSET 7:01 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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