354  
CDUS43 KLOT 162134  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT FRI AUG 16 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 16 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 85 2:29 PM 90 1997 82 3 80  
2003  
MINIMUM 65 5:54 AM 49 2004 62 3 53  
AVERAGE 75 72 3 67  
 
PRECIPITATION (IN)  
TODAY 0.13 0.77 2009 0.13 0.00 0.00  
MONTH TO DATE 1.17 2.03 -0.86 0.92  
SINCE JUN 1 10.76 9.30 1.46 11.71  
SINCE JAN 1 23.40 21.56 1.84 22.24  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE JUN 1 18 37 -19 29  
SINCE JUL 1 5 4 1 0  
 
COOLING  
TODAY 10 7 3 2  
MONTH TO DATE 114 126 -12 99  
SINCE JUN 1 618 573 45 515  
SINCE JAN 1 672 629 43 566    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 9.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 61 2:00 PM  
AVERAGE 81  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 87 2015  
MINIMUM TEMPERATURE (F) 62 51 2013  
 
SUNRISE AND SUNSET  
AUGUST 16 2024........SUNRISE 6:03 AM CDT SUNSET 7:51 PM CDT  
AUGUST 17 2024........SUNRISE 6:04 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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