795  
CDUS41 KLWX 242126  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
425 PM EST SUN FEB 24 2019  
 
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 24 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 56 359 PM 79 1985 49 7 51  
MINIMUM 36 728 AM -4 2015 28 8 47  
AVERAGE 46 38 8 49  
 
PRECIPITATION (IN)  
TODAY 0.52 1.52 1979 0.10 0.42 0.32  
MONTH TO DATE 3.50 2.36 1.14 4.41  
SINCE DEC 1 13.22 8.00 5.22 6.97  
SINCE JAN 1 7.46 5.04 2.42 6.20  
 
SNOWFALL (IN)  
TODAY 0.0 9.1 1966 0.2 -0.2  
MONTH TO DATE 6.4 6.8 -0.4  
SINCE JUL 1 24.9 18.1 6.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 19 27 -8 16  
MONTH TO DATE 639 702 -63 556  
SINCE DEC 1 2444 2570 -126 2482  
SINCE JUL 1 3402 3486 -84 3276  
 
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 23 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 9.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 72 400 PM  
AVERAGE 86  
   
......................................................
 
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 79 2000  
MINIMUM TEMPERATURE (F) 28 6 2015  
 
 
SUNRISE AND SUNSET  
FEBRUARY 24 2019......SUNRISE 650 AM EST SUNSET 557 PM EST  
FEBRUARY 25 2019......SUNRISE 648 AM EST SUNSET 558 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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