813  
CDUS43 KLOT 092151  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
451 PM CDT FRI APR 09 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR APRIL 9 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 60 2:47 PM 75 2017 58 2  
MINIMUM 49 5:47 AM 21 2003 36 13  
AVERAGE 55 47 8  
 
PRECIPITATION (IN)  
TODAY 0.02 2.21 2015 0.10 -0.08  
MONTH TO DATE 0.59 0.82 -0.23  
SINCE MAR 1 1.48 3.18 -1.70  
SINCE JAN 1 2.64 5.91 -3.27  
 
DEGREE DAYS  
HEATING  
TODAY 10 18 -8  
MONTH TO DATE 100 175 -75  
SINCE MAR 1 805 1011 -206  
SINCE JUL 1 5604 5766 -162  
 
COOLING  
TODAY 0 0 0  
MONTH TO DATE 4 0 4  
SINCE MAR 1 4 0 4  
SINCE JAN 1 4 0 4    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 13.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 83 2011  
MINIMUM TEMPERATURE (F) 36 22 2003  
 
SUNRISE AND SUNSET  
APRIL 9 2021.........SUNRISE 6:22 AM CDT SUNSET 7:28 PM CDT  
APRIL 10 2021.........SUNRISE 6:20 AM CDT SUNSET 7:29 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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