044  
CDUS43 KLOT 010645  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
145 AM CDT THU APR 01 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR MARCH 31 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 44 2:20 PM 78 2010 55 -11 42  
MINIMUM 32 11:59 PM 19 2011 33 -1 36  
AVERAGE 38 44 -6 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.59 0.09 -0.09 T  
MONTH TO DATE 0.89 2.36 -1.47 3.49  
SINCE MAR 1 0.89 2.36 -1.47 3.49  
SINCE JAN 1 2.05 5.09 -3.04 6.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 21 6 26  
MONTH TO DATE 705 835 -130 753  
SINCE MAR 1 705 835 -130 753  
SINCE JUL 1 5504 5590 -86 5343  
 
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 15 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 15.7  
 
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) 55 83 2010  
MINIMUM TEMPERATURE (F) 33 22 2018  
 
SUNRISE AND SUNSET  
APRIL 1 2021.........SUNRISE 6:35 AM CDT SUNSET 7:19 PM CDT  
APRIL 2 2021.........SUNRISE 6:34 AM CDT SUNSET 7:20 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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