888  
CDUS43 KLOT 121701  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1201 PM CDT WED MAR 12 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MARCH 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 54 8:46 AM 68 2012 45 9 66  
MINIMUM 34 11:30 PM 11 1998 27 7 27  
AVERAGE 44 36 8 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.61 2010 0.06 -0.06 0.00  
MONTH TO DATE 1.03 0.64 0.39 2.12  
SINCE MAR 1 1.03 0.64 0.39 2.12  
SINCE JAN 1 2.60 3.15 -0.55 4.57  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 29 -8 18  
MONTH TO DATE 293 343 -50 225  
SINCE MAR 1 293 343 -50 225  
SINCE JUL 1 4613 5120 -507 4286  
 
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 25 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 13.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 11:00 PM  
LOWEST 24 4:00 PM  
AVERAGE 44  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 70 2024  
MINIMUM TEMPERATURE (F) 27 3 1998  
 
SUNRISE AND SUNSET  
MARCH 12 2025.........SUNRISE 7:09 AM CDT SUNSET 6:56 PM CDT  
MARCH 13 2025.........SUNRISE 7:08 AM CDT SUNSET 6:58 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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