784  
CDUS41 KLWX 032131  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
530 PM EDT WED APR 3 2019  
 
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 3 2019
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 70 321 PM 86 1981 62 8 52  
MINIMUM 27 448 AM 23 1991 38 -11 43  
AVERAGE 49 50 -1 48  
 
PRECIPITATION (IN)  
TODAY 0.00 0.70 2008 0.13 -0.13 0.02  
MONTH TO DATE T 0.37 -0.37 0.11  
SINCE MAR 1 4.55 3.75 0.80 1.90  
SINCE JAN 1 12.01 9.17 2.84 8.29  
 
SNOWFALL (IN)  
TODAY 0.0 T 2016 0.1 -0.1  
2008  
1987  
MONTH TO DATE 0.0 0.1 -0.1  
SINCE JUL 1 26.5 21.8 4.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 16 15 1 17  
MONTH TO DATE 70 46 24 47  
SINCE MAR 1 754 693 61 826  
SINCE JUL 1 4259 4283 -24 4177  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 3 -3 0  
SINCE JAN 1 0 3 -3 5    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 10.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 600 AM  
LOWEST 16 300 PM  
AVERAGE 54  
   
......................................................
 
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 85 2011  
MINIMUM TEMPERATURE (F) 39 22 2013  
1965  
 
 
SUNRISE AND SUNSET  
APRIL 3 2019.........SUNRISE 652 AM EDT SUNSET 735 PM EDT  
APRIL 4 2019.........SUNRISE 650 AM EDT SUNSET 736 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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