516  
CDUS41 KLWX 242125  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
525 PM EDT MON MAR 24 2025  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 24 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 62 3:59 PM 79 1988 58 4 51  
1994  
MINIMUM 48 6:45 AM 19 2014 36 12 32  
AVERAGE 55 47 8 42  
 
PRECIPITATION (IN)  
TODAY 0.01 1.79 1979 0.12 -0.11 0.00  
MONTH TO DATE 0.79 2.69 -1.90 3.53  
SINCE MAR 1 0.79 2.69 -1.90 3.53  
SINCE JAN 1 5.21 8.24 -3.03 10.98  
 
SNOWFALL (IN)  
TODAY 0.0 3.0 1990 0.1 -0.1 0.0  
MONTH TO DATE 0.0 3.5 -3.5 T  
SINCE MAR 1 0.0 3.5 -3.5 T  
SINCE JUL 1 15.5 20.5 -5.0 11.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 10 18 -8 23  
MONTH TO DATE 384 529 -145 351  
SINCE MAR 1 384 529 -145 351  
SINCE JUL 1 3706 4039 -333 3315  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 0 1 0  
SINCE JAN 1 1 0 1 3    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 10:00 AM  
LOWEST 62 4:00 PM  
AVERAGE 74  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 78 2017  
MINIMUM TEMPERATURE (F) 36 17 1971  
 
SUNRISE AND SUNSET  
MARCH 24 2025.........SUNRISE 7:06 AM EDT SUNSET 7:26 PM EDT  
MARCH 25 2025.........SUNRISE 7:05 AM EDT SUNSET 7:27 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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