406  
CDUS43 KLOT 270643  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
143 AM CDT SAT APR 27 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 26 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 60 11:55 PM 80 2009 64 -4 54  
MINIMUM 42 2:02 AM 27 2023 41 1 27  
AVERAGE 51 52 -1 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.41 0.93 2009 0.14 0.27 0.00  
MONTH TO DATE 1.65 2.83 -1.18 2.16  
SINCE MAR 1 5.58 4.80 0.78 3.98  
SINCE JAN 1 8.03 7.31 0.72 9.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 13 1 24  
MONTH TO DATE 400 444 -44 391  
SINCE MAR 1 1080 1294 -214 1221  
SINCE JUL 1 5141 6071 -930 5571  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 11  
SINCE MAR 1 1 2 -1 11  
SINCE JAN 1 1 2 -1 11    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 11.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 5:00 PM  
LOWEST 45 11:00 AM  
AVERAGE 68  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 85 2021  
MINIMUM TEMPERATURE (F) 42 27 2012  
 
SUNRISE AND SUNSET  
APRIL 27 2024.........SUNRISE 5:54 AM CDT SUNSET 7:48 PM CDT  
APRIL 28 2024.........SUNRISE 5:52 AM CDT SUNSET 7:49 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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