339  
CDUS43 KLOT 210639  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
139 AM CDT THU MAR 21 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MARCH 20 2024...  
 
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)  
YESTERDAY  
MAXIMUM 45 12:01 AM 83 2012 49 -4 53  
MINIMUM 26 11:56 PM 13 2013 30 -4 28  
AVERAGE 36 39 -3 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.27 2011 0.07 -0.07 0.00  
MONTH TO DATE 2.51 1.19 1.32 0.81  
SINCE MAR 1 2.51 1.19 1.32 0.81  
SINCE JAN 1 4.96 3.70 1.26 5.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 26 3 24  
MONTH TO DATE 410 589 -179 579  
SINCE MAR 1 410 589 -179 579  
SINCE JUL 1 4471 5366 -895 4929  
 
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 24 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 12.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 11:00 PM  
LOWEST 24 4:00 PM  
AVERAGE 45  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 83 2012  
MINIMUM TEMPERATURE (F) 30 12 2013  
 
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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