653  
CDUS41 KLWX 262126  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
526 PM EDT FRI MAR 26 2021  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 26 2021
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1960 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 81R 1:45 PM 78 2004 59 22 61  
MINIMUM 64 1:35 AM 17 1983 36 28 39  
AVERAGE 73 48 25 50  
 
PRECIPITATION (IN)  
TODAY T 1.55 1988 0.12 -0.12 0.00  
MONTH TO DATE 1.19 2.75 -1.56 1.37  
SINCE MAR 1 1.19 2.75 -1.56 1.37  
SINCE JAN 1 7.35 8.17 -0.82 7.94  
 
SNOWFALL (IN)  
TODAY 0.0 0.8 1971 0.1 -0.1 0.0  
MONTH TO DATE T 2.6 -2.6 T  
SINCE MAR 1 T 2.6 -2.6 T  
SINCE JUL 1 12.0 21.5 -9.5 2.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 18 -18 15  
MONTH TO DATE 463 566 -103 402  
SINCE MAR 1 463 566 -103 402  
SINCE JUL 1 3656 4156 -500 3546  
 
COOLING  
TODAY 8 0 8 0  
MONTH TO DATE 8 0 8 3  
SINCE MAR 1 8 0 8 3  
SINCE JAN 1 8 0 8 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 15.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 7:00 AM  
LOWEST 23 1:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 85 1998  
MINIMUM TEMPERATURE (F) 36 15 2014  
 
SUNRISE AND SUNSET  
MARCH 26 2021.........SUNRISE 7:03 AM EDT SUNSET 7:28 PM EDT  
MARCH 27 2021.........SUNRISE 7:02 AM EDT SUNSET 7:29 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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