599  
CDUS43 KLOT 150634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT MON APR 15 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 14 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 82 4:09 PM 85 2003 59 23 81  
MINIMUM 49 11:54 PM 26 2020 37 12 47  
AVERAGE 66 48 18 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.66 2018 0.10 -0.10 0.00  
MONTH TO DATE 1.12 1.32 -0.20 0.93  
SINCE MAR 1 5.05 3.29 1.76 2.75  
SINCE JAN 1 7.50 5.80 1.70 7.79  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 17 -17 1  
MONTH TO DATE 230 268 -38 171  
SINCE MAR 1 910 1118 -208 1001  
SINCE JUL 1 4971 5895 -924 5351  
 
COOLING  
YESTERDAY 1 0 1 0  
MONTH TO DATE 1 0 1 5  
SINCE MAR 1 1 2 -1 5  
SINCE JAN 1 1 2 -1 5    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 3:00 AM  
LOWEST 26 5:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 87 2002  
MINIMUM TEMPERATURE (F) 38 23 2014  
 
SUNRISE AND SUNSET  
APRIL 15 2024.........SUNRISE 6:12 AM CDT SUNSET 7:35 PM CDT  
APRIL 16 2024.........SUNRISE 6:10 AM CDT SUNSET 7:36 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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