754  
CDUS41 KLWX 292140  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
540 PM EDT SAT MAR 29 2025  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 29 2025
 
 
VALID TODAY AS OF 0500 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 81 4:00 PM 86 1998 60 21 63  
MINIMUM 51 12:00 AM 20 1982 37 14 31  
AVERAGE 66 49 17 47  
 
PRECIPITATION (IN)  
TODAY 0.00 1.33 2001 0.11 -0.11 0.00  
MONTH TO DATE 0.79 3.26 -2.47 3.88  
SINCE MAR 1 0.79 3.26 -2.47 3.88  
SINCE JAN 1 5.21 8.81 -3.60 11.33  
 
SNOWFALL (IN)  
TODAY 0.0 4.2 1984 0.0 0.0 0.0  
MONTH TO DATE 0.0 3.8 -3.8 T  
SINCE MAR 1 0.0 3.8 -3.8 T  
SINCE JUL 1 15.5 20.8 -5.3 11.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 16 -16 18  
MONTH TO DATE 450 615 -165 439  
SINCE MAR 1 450 615 -165 439  
SINCE JUL 1 3772 4125 -353 3403  
 
COOLING  
TODAY 1 0 1 0  
MONTH TO DATE 2 0 2 0  
SINCE MAR 1 2 0 2 0  
SINCE JAN 1 2 0 2 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 12:00 AM  
LOWEST 26 2:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 89 1998  
MINIMUM TEMPERATURE (F) 38 22 1970  
 
SUNRISE AND SUNSET  
MARCH 29 2025.........SUNRISE 6:59 AM EDT SUNSET 7:31 PM EDT  
MARCH 30 2025.........SUNRISE 6:57 AM EDT SUNSET 7:32 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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