967  
CDUS43 KLOT 240645  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
145 AM CDT SAT APR 24 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR APRIL 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 62 1:32 PM 75 2008 64 -2 60  
MINIMUM 40 3:52 AM 25 2003 40 0 40  
AVERAGE 51 52 -1 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.56 0.11 -0.11 0.00  
MONTH TO DATE 0.88 2.34 -1.46 1.11  
SINCE MAR 1 1.77 4.70 -2.93 4.60  
SINCE JAN 1 2.93 7.43 -4.50 7.25  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 13 1 15  
MONTH TO DATE 369 392 -23 442  
SINCE MAR 1 1074 1228 -154 1195  
SINCE JUL 1 5873 5983 -110 5785  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 0 4 1  
SINCE MAR 1 4 0 4 1  
SINCE JAN 1 4 0 4 1    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 9.9  
 
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) 64 84 2009  
MINIMUM TEMPERATURE (F) 40 28 2015  
 
SUNRISE AND SUNSET  
APRIL 24 2021.........SUNRISE 5:59 AM CDT SUNSET 7:44 PM CDT  
APRIL 25 2021.........SUNRISE 5:57 AM CDT SUNSET 7:45 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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