743  
CDUS43 KLOT 142237  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CST MON DEC 14 2020  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 14 2020...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1997 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 30 11:48 AM 61 2015 35 -5  
MINIMUM 26 12:35 AM -5 2016 19 7  
AVERAGE 28 27 1  
 
PRECIPITATION (IN)  
TODAY 0.00 1.25 2011 0.05 -0.05  
MONTH TO DATE 1.13 0.86 0.27  
SINCE DEC 1 1.13 0.86 0.27  
SINCE JAN 1 31.32 36.05 -4.73  
 
DEGREE DAYS  
HEATING  
TODAY 37 38 -1  
MONTH TO DATE 443 493 -50  
SINCE DEC 1 443 493 -50  
SINCE JUL 1 1614 1747 -133  
 
COOLING  
TODAY 0 0 0  
MONTH TO DATE 0 0 0  
SINCE DEC 1 0 0 0  
SINCE JAN 1 943 814 129    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 11.8  
 
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) 35 56 2011  
MINIMUM TEMPERATURE (F) 19 -3 2016  
 
SUNRISE AND SUNSET  
DECEMBER 14 2020......SUNRISE 7:13 AM CST SUNSET 4:22 PM CST  
DECEMBER 15 2020......SUNRISE 7:14 AM CST SUNSET 4:23 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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