805  
CDUS43 KLOT 092237  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CST MON DEC 9 2019  
 
   
...............................
 
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 9 2019...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1997 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
...........................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 47 235 PM 52 2015 37 10  
1999  
MINIMUM 44 120 AM -3 2013 21 23  
AVERAGE 46 29 17  
 
PRECIPITATION (IN)  
TODAY 0.02 0.94 2008 0.06 -0.04  
MONTH TO DATE 0.07 0.58 -0.51  
SINCE DEC 1 0.07 0.58 -0.51  
SINCE JAN 1 41.93 35.77 6.16  
 
DEGREE DAYS  
HEATING  
TODAY 19 36 -17  
MONTH TO DATE 268 308 -40  
SINCE DEC 1 268 308 -40  
SINCE JUL 1 1644 1562 82  
 
COOLING  
TODAY 0 0 0  
MONTH TO DATE 0 0 0  
SINCE DEC 1 0 0 0  
SINCE JAN 1 1003 814 189    
...........................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
   
......................................................
 
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 57 2015  
MINIMUM TEMPERATURE (F) 21 -10 2013  
 
 
SUNRISE AND SUNSET  
DECEMBER 9 2019......SUNRISE 709 AM CST SUNSET 422 PM CST  
DECEMBER 10 2019......SUNRISE 710 AM CST SUNSET 422 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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