412  
CDUS43 KLOT 050636  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT MON APR 05 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR APRIL 4 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 75 4:42 PM 76 2005 56 19 49  
2010  
MINIMUM 36 5:56 AM 23 2013 34 2 34  
AVERAGE 56 45 11 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.81 0.08 -0.08 0.07  
MONTH TO DATE 0.00 0.34 -0.34 0.08  
SINCE MAR 1 0.89 2.70 -1.81 3.57  
SINCE JAN 1 2.05 5.43 -3.38 6.22  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 20 -11 23  
MONTH TO DATE 82 82 0 68  
SINCE MAR 1 787 918 -131 821  
SINCE JUL 1 5586 5673 -87 5411  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 76 2005  
MINIMUM TEMPERATURE (F) 34 20 2016  
 
SUNRISE AND SUNSET  
APRIL 5 2021.........SUNRISE 6:29 AM CDT SUNSET 7:23 PM CDT  
APRIL 6 2021.........SUNRISE 6:27 AM CDT SUNSET 7:24 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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