525  
CDUS43 KLOT 192242  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
442 PM CST TUE JAN 19 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 19 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 27 3:59 PM 55 2006 31 -4  
MINIMUM 14 4:04 AM -5 2008 15 -1  
AVERAGE 21 23 -2  
 
PRECIPITATION (IN)  
TODAY T R T 2012 0.04 -0.04  
2012  
2015  
MONTH TO DATE 0.51 0.78 -0.27  
SINCE DEC 1 2.36 2.50 -0.14  
SINCE JAN 1 0.51 0.78 -0.27  
 
DEGREE DAYS  
HEATING  
TODAY 44 42 2  
MONTH TO DATE 694 796 -102  
SINCE DEC 1 1767 1969 -202  
SINCE JUL 1 2938 3223 -285  
 
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 7 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
HAZE  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 45 2017  
MINIMUM TEMPERATURE (F) 15 -7 2008  
 
SUNRISE AND SUNSET  
JANUARY 19 2021.......SUNRISE 7:16 AM CST SUNSET 4:52 PM CST  
JANUARY 20 2021.......SUNRISE 7:15 AM CST SUNSET 4:53 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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