733  
CDUS43 KLOT 112236  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
436 PM CST MON JAN 11 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 11 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1997 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 28 3:57 PM 57 2018 31 -3  
MINIMUM 21 5:49 AM -5 1999 15 6  
AVERAGE 25 23 2  
 
PRECIPITATION (IN)  
TODAY 0.00 0.28 2020 0.03 -0.03  
MONTH TO DATE 0.27 0.50 -0.23  
SINCE DEC 1 2.12 2.22 -0.10  
SINCE JAN 1 0.27 0.50 -0.23  
 
DEGREE DAYS  
HEATING  
TODAY 40 42 -2  
MONTH TO DATE 404 460 -56  
SINCE DEC 1 1477 1633 -156  
SINCE JUL 1 2648 2887 -239  
 
COOLING  
TODAY 0 0 0  
MONTH TO DATE 0 0 0  
SINCE DEC 1 0 0 0  
SINCE JAN 1 0 0 0    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 12.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 60 2005  
MINIMUM TEMPERATURE (F) 15 1 2016  
 
SUNRISE AND SUNSET  
JANUARY 11 2021.......SUNRISE 7:20 AM CST SUNSET 4:43 PM CST  
JANUARY 12 2021.......SUNRISE 7:19 AM CST SUNSET 4:44 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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