651  
CDUS43 KLOT 292135  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT SUN AUG 29 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 29 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 89 1:14 PM 92 2010 80 9  
MINIMUM 73 3:04 AM 51 1999 60 13  
2001  
AVERAGE 81 70 11  
 
PRECIPITATION (IN)  
TODAY T 1.25 2015 0.12 -0.12  
MONTH TO DATE 2.06 3.58 -1.52  
SINCE JUN 1 11.26 10.85 0.41  
SINCE JAN 1 16.41 23.11 -6.70  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0  
MONTH TO DATE 0 0 0  
SINCE JUN 1 11 37 -26  
SINCE JUL 1 0 4 -4  
 
COOLING  
TODAY 16 6 10  
MONTH TO DATE 305 209 96  
SINCE JUN 1 816 656 160  
SINCE JAN 1 897 712 185    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 9.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 93 2013  
MINIMUM TEMPERATURE (F) 60 48 2009  
 
SUNRISE AND SUNSET  
AUGUST 29 2021........SUNRISE 6:16 AM CDT SUNSET 7:31 PM CDT  
AUGUST 30 2021........SUNRISE 6:17 AM CDT SUNSET 7:29 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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