860  
CDUS43 KLOT 302133  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT MON AUG 30 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 30 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 85 2:58 PM 93 2013 80 5  
MINIMUM 61 5:53 AM 48 2009 60 1  
AVERAGE 73 70 3  
 
PRECIPITATION (IN)  
TODAY 0.00 0.78 2001 0.13 -0.13  
MONTH TO DATE 2.06 3.71 -1.65  
SINCE JUN 1 11.26 10.98 0.28  
SINCE JAN 1 16.41 23.24 -6.83  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1  
MONTH TO DATE 0 1 -1  
SINCE JUN 1 11 38 -27  
SINCE JUL 1 0 5 -5  
 
COOLING  
TODAY 8 6 2  
MONTH TO DATE 312 215 97  
SINCE JUN 1 823 662 161  
SINCE JAN 1 904 718 186    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION N (340)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 3.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 91 2000  
2010  
2012  
MINIMUM TEMPERATURE (F) 59 43 2009  
 
SUNRISE AND SUNSET  
AUGUST 30 2021........SUNRISE 6:17 AM CDT SUNSET 7:29 PM CDT  
AUGUST 31 2021........SUNRISE 6:18 AM CDT SUNSET 7:28 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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