666  
CDUS43 KLOT 040641  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
141 AM CDT THU APR 04 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 3 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 38 3:21 PM 75 1999 55 -17 64  
2011  
MINIMUM 33 6:19 AM 18 2013 34 -1 37  
AVERAGE 36 44 -8 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 0.56 2003 0.09 0.02 0.08  
MONTH TO DATE 0.74 0.25 0.49 0.12  
SINCE MAR 1 4.67 2.22 2.45 1.94  
SINCE JAN 1 7.12 4.73 2.39 6.98  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 21 8 14  
MONTH TO DATE 74 63 11 63  
SINCE MAR 1 754 913 -159 893  
SINCE JUL 1 4815 5690 -875 5243  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 2 -2 0  
SINCE JAN 1 0 2 -2 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 17.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 5:00 AM  
LOWEST 85 4:00 PM  
AVERAGE 91  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 76 2005  
2010  
MINIMUM TEMPERATURE (F) 34 23 2013  
 
SUNRISE AND SUNSET  
APRIL 4 2024.........SUNRISE 6:30 AM CDT SUNSET 7:23 PM CDT  
APRIL 5 2024.........SUNRISE 6:28 AM CDT SUNSET 7:24 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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