800  
CDUS41 KLWX 060725  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
225 AM EST FRI MAR 06 2026  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 5 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1960 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 4:06 PM 79 1976 51 10 60  
MINIMUM 46 8:04 AM 7 1978 31 15 53  
AVERAGE 54 41 13 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.21 1.41 1965 0.10 0.11 0.48  
MONTH TO DATE 0.68 0.50 0.18 0.48  
SINCE MAR 1 0.68 0.50 0.18 0.48  
SINCE JAN 1 6.48 6.05 0.43 4.90  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.5 2015 0.1 -0.1 0.0  
MONTH TO DATE 0.4 0.9 -0.5 0.0  
SINCE MAR 1 0.4 0.9 -0.5 0.0  
SINCE JUL 1 13.0 17.9 -4.9 15.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 24 -13 8  
MONTH TO DATE 110 124 -14 110  
SINCE MAR 1 110 124 -14 110  
SINCE JUL 1 3739 3634 105 3432  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1:00 AM  
LOWEST 75 4:00 PM  
AVERAGE 88  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 78 2022  
MINIMUM TEMPERATURE (F) 31 6 2015  
 
SUNRISE AND SUNSET  
MARCH 6 2026.........SUNRISE 6:35 AM EST SUNSET 6:08 PM EST  
MARCH 7 2026.........SUNRISE 6:33 AM EST SUNSET 6:09 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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