951  
CDUS41 KLWX 270525  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
122 AM EDT WED MAR 27 2019  
 
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 26 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1960 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 49 458 PM 78 2004 59 -10 49  
MINIMUM 28 1124 PM 17 1983 36 -8 23  
AVERAGE 39 48 -9 36  
 
PRECIPITATION (IN)  
YESTERDAY T 1.55 1988 0.12 -0.12 0.00  
MONTH TO DATE 4.54 2.75 1.79 1.51  
SINCE MAR 1 4.54 2.75 1.79 1.51  
SINCE JAN 1 12.00 8.17 3.83 7.90  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.8 1971 0.1 -0.1  
MONTH TO DATE 1.6 2.6 -1.0  
SINCE JUL 1 26.5 21.5 5.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 18 8 29  
MONTH TO DATE 612 566 46 701  
SINCE MAR 1 612 566 46 701  
SINCE JUL 1 4117 4156 -39 4052  
 
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 5    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 100 AM  
LOWEST 21 300 PM  
AVERAGE 57  
   
......................................................
 
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 85 1998  
MINIMUM TEMPERATURE (F) 36 15 2014  
 
 
SUNRISE AND SUNSET  
MARCH 27 2019.........SUNRISE 703 AM EDT SUNSET 728 PM EDT  
MARCH 28 2019.........SUNRISE 701 AM EDT SUNSET 729 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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