412  
CDUS41 KLWX 252124  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
423 PM EST MON FEB 25 2019  
 
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 25 2019
 
 
VALID TODAY AS OF 0400 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 48 329 PM 79 2000 49 -1 53  
MINIMUM 38 737 AM 6 2015 28 10 46  
AVERAGE 43 38 5 50  
 
PRECIPITATION (IN)  
TODAY 0.00 1.20 1979 0.10 -0.10 0.19  
MONTH TO DATE 3.50 2.46 1.04 4.60  
SINCE DEC 1 13.22 8.10 5.12 7.16  
SINCE JAN 1 7.46 5.14 2.32 6.39  
 
SNOWFALL (IN)  
TODAY 0.0 4.5 2007 0.2 -0.2  
MONTH TO DATE 6.4 7.0 -0.6  
SINCE JUL 1 24.9 18.3 6.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 22 27 -5 15  
MONTH TO DATE 659 729 -70 571  
SINCE DEC 1 2464 2597 -133 2497  
SINCE JUL 1 3422 3513 -91 3291  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 5  
SINCE DEC 1 0 0 0 5  
SINCE JAN 1 0 0 0 5    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 44 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 57 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 27.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 31 1200 AM  
LOWEST 17 300 PM  
AVERAGE 24  
   
......................................................
 
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 69 2002  
1977  
MINIMUM TEMPERATURE (F) 28 7 1970  
 
 
SUNRISE AND SUNSET  
FEBRUARY 25 2019......SUNRISE 648 AM EST SUNSET 558 PM EST  
FEBRUARY 26 2019......SUNRISE 647 AM EST SUNSET 559 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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