578  
CDUS43 KLOT 090642  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
142 AM CDT WED JUN 09 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JUNE 8 2021...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 MM 94 2011 79 9 90  
MINIMUM 66 MM 40 1998 57 9 58  
AVERAGE 77 68 9 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.75 0.13 -0.13 0.00  
MONTH TO DATE 0.02 1.07 -1.05 0.13  
SINCE JUN 1 0.02 1.07 -1.05 0.13  
SINCE JAN 1 5.17 13.33 -8.16 18.03  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 4 18 -14 2  
SINCE JUN 1 4 18 -14 2  
SINCE JUL 1 6208 6348 -140 6139  
 
COOLING  
YESTERDAY 12 4 8 9  
MONTH TO DATE 61 32 29 66  
SINCE JUN 1 61 32 29 66  
SINCE JAN 1 142 88 54 117    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 4.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 90 1999  
MINIMUM TEMPERATURE (F) 57 45 1997  
 
SUNRISE AND SUNSET  
JUNE 9 2021..........SUNRISE 5:18 AM CDT SUNSET 8:27 PM CDT  
JUNE 10 2021..........SUNRISE 5:17 AM CDT SUNSET 8:28 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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