587  
CDUS41 KLWX 012131  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
431 PM EST SAT MAR 01 2025  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 1 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1960 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 64 11:43 AM 77 1972 50 14 54  
MINIMUM 45 7:23 AM 11 1980 30 15 24  
AVERAGE 55 40 15 39  
 
PRECIPITATION (IN)  
TODAY 0.00 1.06 1997 0.10 -0.10 0.09  
MONTH TO DATE 0.00 0.10 -0.10 0.09  
SINCE MAR 1 0.00 0.10 -0.10 0.09  
SINCE JAN 1 4.42 5.65 -1.23 7.54  
 
SNOWFALL (IN)  
TODAY 0.0 6.2 1969 0.2 -0.2 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE MAR 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 15.5 17.2 -1.7 11.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 10 25 -15 26  
MONTH TO DATE 10 25 -15 26  
SINCE MAR 1 10 25 -15 26  
SINCE JUL 1 3332 3535 -203 2990  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 17.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 45 6:00 AM  
LOWEST 25 1:00 PM  
AVERAGE 35  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 77 1972  
MINIMUM TEMPERATURE (F) 30 12 1967  
1980  
 
SUNRISE AND SUNSET  
MARCH 1 2025.........SUNRISE 6:42 AM EST SUNSET 6:03 PM EST  
MARCH 2 2025.........SUNRISE 6:40 AM EST SUNSET 6:04 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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