538  
CDUS43 KLOT 100632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT SAT APR 10 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR APRIL 9 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 61 5:03 PM 75 2017 58 3 49  
MINIMUM 45 11:16 PM 21 2003 36 9 33  
AVERAGE 53 47 6 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 2.21 0.10 -0.08 T  
MONTH TO DATE 0.59 0.82 -0.23 0.33  
SINCE MAR 1 1.48 3.18 -1.70 3.82  
SINCE JAN 1 2.64 5.91 -3.27 6.47  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 18 -6 24  
MONTH TO DATE 102 175 -73 139  
SINCE MAR 1 807 1011 -204 892  
SINCE JUL 1 5606 5766 -160 5482  
 
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 11 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 11.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 83 2011  
MINIMUM TEMPERATURE (F) 36 22 2003  
 
SUNRISE AND SUNSET  
APRIL 10 2021.........SUNRISE 6:20 AM CDT SUNSET 7:29 PM CDT  
APRIL 11 2021.........SUNRISE 6:19 AM CDT SUNSET 7:30 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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