916  
CDUS43 KLOT 212148  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
448 PM CDT THU MAR 21 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MARCH 21 2024...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 40 2:00 PM 83 2012 49 -9 55  
MINIMUM 23 MM 12 2013 30 -7 31  
AVERAGE 32 40 -8 43  
 
PRECIPITATION (IN)  
TODAY 0.00 0.80 2007 0.06 -0.06 T  
MONTH TO DATE 2.51 1.25 1.26 0.81  
SINCE MAR 1 2.51 1.25 1.26 0.81  
SINCE JAN 1 4.96 3.76 1.20 5.85  
 
DEGREE DAYS  
HEATING  
TODAY 33 26 7 22  
MONTH TO DATE 443 615 -172 601  
SINCE MAR 1 443 615 -172 601  
SINCE JUL 1 4504 5392 -888 4951  
 
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 5 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 1.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 7:00 AM  
LOWEST 35 2:00 PM  
AVERAGE 58  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 83 2012  
MINIMUM TEMPERATURE (F) 30 13 2002  
 
SUNRISE AND SUNSET  
MARCH 21 2024.........SUNRISE 6:54 AM CDT SUNSET 7:07 PM CDT  
MARCH 22 2024.........SUNRISE 6:52 AM CDT SUNSET 7:08 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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