180  
CDUS43 KLOT 132238  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
438 PM CST SUN DEC 13 2020  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 13 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 34 2:39 PM 61 2015 36 -2  
MINIMUM 25 8:03 AM -9 2000 20 5  
AVERAGE 30 28 2  
 
PRECIPITATION (IN)  
TODAY 0.00 1.04 2015 0.06 -0.06  
MONTH TO DATE 1.13 0.81 0.32  
SINCE DEC 1 1.13 0.81 0.32  
SINCE JAN 1 31.32 36.00 -4.68  
 
DEGREE DAYS  
HEATING  
TODAY 35 37 -2  
MONTH TO DATE 406 455 -49  
SINCE DEC 1 406 455 -49  
SINCE JUL 1 1577 1709 -132  
 
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 3 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 4.7  
 
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 61 2015  
MINIMUM TEMPERATURE (F) 19 -5 2016  
 
SUNRISE AND SUNSET  
DECEMBER 13 2020......SUNRISE 7:13 AM CST SUNSET 4:22 PM CST  
DECEMBER 14 2020......SUNRISE 7:13 AM CST SUNSET 4:22 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page