366  
CDUS43 KLOT 252236  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
436 PM CST MON JAN 25 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 25 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 33 2:16 PM 48 2002 32 1  
MINIMUM 27 7:17 AM -11 2008 16 11  
AVERAGE 30 24 6  
 
PRECIPITATION (IN)  
TODAY 0.00 0.14 2016 0.05 -0.05  
2016  
2017  
MONTH TO DATE 0.52 1.03 -0.51  
SINCE DEC 1 2.37 2.75 -0.38  
SINCE JAN 1 0.52 1.03 -0.51  
 
DEGREE DAYS  
HEATING  
TODAY 35 41 -6  
MONTH TO DATE 936 1045 -109  
SINCE DEC 1 2009 2218 -209  
SINCE JUL 1 3180 3472 -292  
 
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 10 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 10.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 53 2002  
MINIMUM TEMPERATURE (F) 16 -17 2019  
 
SUNRISE AND SUNSET  
JANUARY 25 2021.......SUNRISE 7:12 AM CST SUNSET 5:00 PM CST  
JANUARY 26 2021.......SUNRISE 7:11 AM CST SUNSET 5:01 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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