021  
CDUS43 KLOT 240633  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1233 AM CST SUN JAN 24 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 23 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 29 3:53 PM 46 2002 32 -3 33  
MINIMUM 3 7:32 AM -7 2014 16 -13 29  
AVERAGE 16 24 -8 31  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.23 0.04 -0.04 0.23  
MONTH TO DATE 0.52 0.94 -0.42 1.91  
SINCE DEC 1 2.37 2.66 -0.29 3.29  
SINCE JAN 1 0.52 0.94 -0.42 1.91  
 
DEGREE DAYS  
HEATING  
YESTERDAY 49 41 8 34  
MONTH TO DATE 866 963 -97 849  
SINCE DEC 1 1939 2136 -197 1857  
SINCE JUL 1 3110 3390 -280 3233  
 
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 4 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 4.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 45 2010  
MINIMUM TEMPERATURE (F) 16 -10 2002  
 
SUNRISE AND SUNSET  
JANUARY 24 2021.......SUNRISE 7:12 AM CST SUNSET 4:58 PM CST  
JANUARY 25 2021.......SUNRISE 7:12 AM CST SUNSET 5:00 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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