705  
CDUS43 KLOT 212134  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT MON JUN 21 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JUNE 21 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 72 2:53 PM 90 2005 82 -10  
MINIMUM 63 6:56 AM 46 2003 61 2  
AVERAGE 68 71 -3  
 
PRECIPITATION (IN)  
TODAY 0.00 0.93 2018 0.11 -0.11  
MONTH TO DATE 2.29 2.67 -0.38  
SINCE JUN 1 2.29 2.67 -0.38  
SINCE JAN 1 7.44 14.93 -7.49  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0  
MONTH TO DATE 4 30 -26  
SINCE JUN 1 4 30 -26  
SINCE JUL 1 6208 6360 -152  
 
COOLING  
TODAY 3 7 -4  
MONTH TO DATE 175 107 68  
SINCE JUN 1 175 107 68  
SINCE JAN 1 256 163 93    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 13.6  
 
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) 82 91 2002  
2009  
MINIMUM TEMPERATURE (F) 61 51 2001  
 
SUNRISE AND SUNSET  
JUNE 21 2021..........SUNRISE 5:18 AM CDT SUNSET 8:32 PM CDT  
JUNE 22 2021..........SUNRISE 5:18 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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