735  
CDUS43 KLOT 060634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1234 AM CST SAT FEB 06 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 5 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 16 12:20 AM 57 2008 34 -18 32  
MINIMUM 6 11:59 PM -12 2015 17 -11 25  
AVERAGE 11 25 -14 29  
 
PRECIPITATION (IN)  
YESTERDAY T 0.30 0.04 -0.04 0.04  
MONTH TO DATE 0.21 0.18 0.03 0.05  
SINCE DEC 1 2.80 3.21 -0.41 3.71  
SINCE JAN 1 0.95 1.49 -0.54 2.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 54 40 14 36  
MONTH TO DATE 220 200 20 156  
SINCE DEC 1 2481 2661 -180 2281  
SINCE JUL 1 3652 3915 -263 3657  
 
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 20 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 20.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
BLOWING SNOW  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 55 2017  
MINIMUM TEMPERATURE (F) 17 -7 2007  
 
SUNRISE AND SUNSET  
FEBRUARY 6 2021......SUNRISE 7:00 AM CST SUNSET 5:15 PM CST  
FEBRUARY 7 2021......SUNRISE 6:59 AM CST SUNSET 5:16 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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