077  
CDUS43 KLOT 160632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT WED JUN 16 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JUNE 15 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 79 3:04 PM 93 2012 81 -2 75  
MINIMUM 54 10:58 PM 43 1997 59 -5 46  
AVERAGE 67 70 -3 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.09 0.12 -0.12 0.00  
MONTH TO DATE 0.63 1.97 -1.34 0.46  
SINCE JUN 1 0.63 1.97 -1.34 0.46  
SINCE JAN 1 5.78 14.23 -8.45 18.36  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 4  
MONTH TO DATE 4 26 -22 16  
SINCE JUN 1 4 26 -22 16  
SINCE JUL 1 6208 6356 -148 6153  
 
COOLING  
YESTERDAY 2 6 -4 0  
MONTH TO DATE 136 69 67 95  
SINCE JUN 1 136 69 67 95  
SINCE JAN 1 217 125 92 146    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 6.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 93 2012  
MINIMUM TEMPERATURE (F) 59 49 2005  
 
SUNRISE AND SUNSET  
JUNE 16 2021..........SUNRISE 5:17 AM CDT SUNSET 8:31 PM CDT  
JUNE 17 2021..........SUNRISE 5:17 AM CDT SUNSET 8:31 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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