307  
CDUS41 KLWX 072124  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
424 PM EST FRI MAR 07 2025  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 7 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 56 3:04 PM 77 2022 52 4 66  
MINIMUM 33 7:22 AM 2 2015 31 2 45  
AVERAGE 45 41 4 56  
 
PRECIPITATION (IN)  
TODAY 0.00 1.53 1967 0.12 -0.12 0.02  
MONTH TO DATE 0.48 0.73 -0.25 1.45  
SINCE MAR 1 0.48 0.73 -0.25 1.45  
SINCE JAN 1 4.90 6.28 -1.38 8.90  
 
SNOWFALL (IN)  
TODAY 0.0 2.3 1969 0.2 -0.2 0.0  
MONTH TO DATE 0.0 1.3 -1.3 0.0  
SINCE MAR 1 0.0 1.3 -1.3 0.0  
SINCE JUL 1 15.5 18.3 -2.8 11.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 20 24 -4 9  
MONTH TO DATE 149 172 -23 94  
SINCE MAR 1 149 172 -23 94  
SINCE JUL 1 3471 3682 -211 3058  
 
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 26 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 14.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 48 1:00 AM  
LOWEST 22 3:00 PM  
AVERAGE 35  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 84 2000  
MINIMUM TEMPERATURE (F) 31 11 1986  
2007  
 
SUNRISE AND SUNSET  
MARCH 7 2025.........SUNRISE 6:33 AM EST SUNSET 6:09 PM EST  
MARCH 8 2025.........SUNRISE 6:31 AM EST SUNSET 6:10 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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