072  
CDUS43 KLOT 130703  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
103 AM CST WED JAN 13 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 12 2021...  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1997 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 34 3:32 PM 60 2005 31 3 31  
MINIMUM 24 8:05 AM 1 2016 15 9 23  
AVERAGE 29 23 6 27  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.74 0.03 -0.03 T  
MONTH TO DATE 0.27 0.53 -0.26 1.23  
SINCE DEC 1 2.12 2.25 -0.13 2.61  
SINCE JAN 1 0.27 0.53 -0.26 1.23  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 42 -6 38  
MONTH TO DATE 440 502 -62 393  
SINCE DEC 1 1513 1675 -162 1401  
SINCE JUL 1 2684 2929 -245 2777  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 9.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 47 2006  
MINIMUM TEMPERATURE (F) 15 -6 2009  
 
SUNRISE AND SUNSET  
JANUARY 13 2021.......SUNRISE 7:19 AM CST SUNSET 4:45 PM CST  
JANUARY 14 2021.......SUNRISE 7:19 AM CST SUNSET 4:46 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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