285  
CDUS41 KLWX 260524  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1223 AM EST TUE FEB 26 2019  
 
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 25 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 48 329 PM 79 2000 49 -1 53  
MINIMUM 36 1146 PM 6 2015 28 8 46  
AVERAGE 42 38 4 50  
 
PRECIPITATION (IN)  
YESTERDAY 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)  
YESTERDAY 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  
YESTERDAY 23 27 -4 15  
MONTH TO DATE 660 729 -69 571  
SINCE DEC 1 2465 2597 -132 2497  
SINCE JUL 1 3423 3513 -90 3291  
 
COOLING  
YESTERDAY 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 58 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 22.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
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 TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 69 2002  
1977  
MINIMUM TEMPERATURE (F) 28 7 1970  
 
 
SUNRISE AND SUNSET  
FEBRUARY 26 2019......SUNRISE 647 AM EST SUNSET 559 PM EST  
FEBRUARY 27 2019......SUNRISE 645 AM EST SUNSET 600 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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