631  
CDUS43 KLOT 180639  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
139 AM CDT THU MAR 18 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR MARCH 17 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 39 2:27 PM 80 2012 48 -9 47  
MINIMUM 32 3:42 AM 10 2014 28 4 32  
AVERAGE 36 38 -2 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.28R 0.11 0.08 0.20 0.00  
MONTH TO DATE 0.50 1.21 -0.71 0.99  
SINCE MAR 1 0.50 1.21 -0.71 0.99  
SINCE JAN 1 1.66 3.94 -2.28 3.64  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 27 2 25  
MONTH TO DATE 435 503 -68 434  
SINCE MAR 1 435 503 -68 434  
SINCE JUL 1 5234 5258 -24 5024  
 
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 10 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 11.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 79 2012  
MINIMUM TEMPERATURE (F) 29 18 2001  
2006  
 
SUNRISE AND SUNSET  
MARCH 18 2021.........SUNRISE 6:59 AM CDT SUNSET 7:03 PM CDT  
MARCH 19 2021.........SUNRISE 6:58 AM CDT SUNSET 7:04 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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