798  
CDUS43 KLOT 270640  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
140 AM CDT SUN JUN 27 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JUNE 26 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 83 4:10 PM 95 2005 83 0 80  
MINIMUM 70 4:37 AM 49 2012 62 8 63  
AVERAGE 77 72 5 72  
 
PRECIPITATION (IN)  
YESTERDAY 1.28R 0.91 0.11 1.17 MM  
MONTH TO DATE 5.36 3.24 2.12 0.50  
SINCE JUN 1 5.36 3.24 2.12 0.50  
SINCE JAN 1 10.51 15.50 -4.99 18.40  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 11 30 -19 16  
SINCE JUN 1 11 30 -19 16  
SINCE JUL 1 6215 6360 -145 6153  
 
COOLING  
YESTERDAY 12 8 4 7  
MONTH TO DATE 206 144 62 181  
SINCE JUN 1 206 144 62 181  
SINCE JAN 1 287 200 87 232    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 12.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 94 2005  
MINIMUM TEMPERATURE (F) 62 48 2017  
 
SUNRISE AND SUNSET  
JUNE 27 2021..........SUNRISE 5:20 AM CDT SUNSET 8:32 PM CDT  
JUNE 28 2021..........SUNRISE 5:20 AM CDT SUNSET 8:32 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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