055  
CDUS43 KLOT 222330  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
530 PM CST TUE DEC 22 2020  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 22 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 39 3:37 PM 53 2006 33 6  
MINIMUM 28 8:15 AM -10 2000 17 11  
AVERAGE 34 25 9  
 
PRECIPITATION (IN)  
TODAY 0.00 0.86 2006 0.06 -0.06  
MONTH TO DATE 1.13 1.32 -0.19  
SINCE DEC 1 1.13 1.32 -0.19  
SINCE JAN 1 31.32 36.51 -5.19  
 
DEGREE DAYS  
HEATING  
TODAY 31 40 -9  
MONTH TO DATE 711 805 -94  
SINCE DEC 1 711 805 -94  
SINCE JUL 1 1882 2059 -177  
 
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 6 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 10.2  
 
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) 33 59 2015  
MINIMUM TEMPERATURE (F) 17 -8 2000  
 
SUNRISE AND SUNSET  
DECEMBER 22 2020......SUNRISE 7:18 AM CST SUNSET 4:26 PM CST  
DECEMBER 23 2020......SUNRISE 7:19 AM CST SUNSET 4:26 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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