532  
CDUS43 KLOT 072133  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT SAT SEP 07 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 7 2024...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 66 1:58 PM 90 2016 78 -12 72  
2021  
MINIMUM 47 5:54 AM 46 2011 57 -10 63  
AVERAGE 57 68 -11 68  
 
PRECIPITATION (IN)  
TODAY 0.00 1.27 1998 0.10 -0.10 0.03  
MONTH TO DATE T 0.70 -0.70 0.04  
SINCE SEP 1 T 0.70 -0.70 0.04  
SINCE JAN 1 24.32 24.07 0.25 22.49  
 
DEGREE DAYS  
HEATING  
TODAY 8 1 7 0  
MONTH TO DATE 15 7 8 0  
SINCE SEP 1 15 7 8 0  
SINCE JUL 1 24 18 6 3  
 
COOLING  
TODAY 0 4 -4 3  
MONTH TO DATE 10 32 -22 66  
SINCE SEP 1 10 32 -22 66  
SINCE JAN 1 808 756 52 740    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 11.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 6:00 AM  
LOWEST 37 3:00 PM  
AVERAGE 59  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 90 2002  
MINIMUM TEMPERATURE (F) 57 48 2010  
 
SUNRISE AND SUNSET  
SEPTEMBER 7 2024.....SUNRISE 6:25 AM CDT SUNSET 7:15 PM CDT  
SEPTEMBER 8 2024.....SUNRISE 6:26 AM CDT SUNSET 7:14 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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