578  
CDUS43 KLOT 280632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT MON JUN 28 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JUNE 27 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 82 2:22 PM 94 2005 83 -1 87  
MINIMUM 68 11:54 PM 48 2017 62 6 68  
AVERAGE 75 72 3 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.66 0.11 -0.11 0.00  
MONTH TO DATE 5.36 3.35 2.01 0.50  
SINCE JUN 1 5.36 3.35 2.01 0.50  
SINCE JAN 1 10.51 15.61 -5.10 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 10 8 2 13  
MONTH TO DATE 216 152 64 194  
SINCE JUN 1 216 152 64 194  
SINCE JAN 1 297 208 89 245    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 12.0  
 
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) 83 99 2012  
MINIMUM TEMPERATURE (F) 62 52 2015  
 
SUNRISE AND SUNSET  
JUNE 28 2021..........SUNRISE 5:20 AM CDT SUNSET 8:32 PM CDT  
JUNE 29 2021..........SUNRISE 5:21 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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