558  
CDUS43 KLOT 250635  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT THU APR 25 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 24 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 51 3:25 PM 84 2009 63 -12 55  
MINIMUM 30 11:59 PM 28 2015 41 -11 32  
AVERAGE 41 52 -11 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.53 2007 0.13 -0.13 0.01  
MONTH TO DATE 1.24 2.56 -1.32 1.93  
SINCE MAR 1 5.17 4.53 0.64 3.75  
SINCE JAN 1 7.62 7.04 0.58 8.79  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 13 11 21  
MONTH TO DATE 366 418 -52 340  
SINCE MAR 1 1046 1268 -222 1170  
SINCE JUL 1 5107 6045 -938 5520  
 
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 17 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 8.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 12:00 AM  
LOWEST 39 7:00 PM  
AVERAGE 59  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 83 2016  
MINIMUM TEMPERATURE (F) 41 29 1999  
2023  
 
SUNRISE AND SUNSET  
APRIL 25 2024.........SUNRISE 5:57 AM CDT SUNSET 7:46 PM CDT  
APRIL 26 2024.........SUNRISE 5:55 AM CDT SUNSET 7:47 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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