858  
CDUS41 KLWX 282124  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
424 PM EST FRI FEB 28 2025  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 28 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 3:58 PM 70 1965 49 7 65  
1976  
MINIMUM 39 1:00 AM 10 1993 29 10 39  
2014  
AVERAGE 48 39 9 52  
 
PRECIPITATION (IN)  
TODAY 0.00 1.13 1966 0.10 -0.10 0.12  
MONTH TO DATE 2.42 2.61 -0.19 1.45  
SINCE DEC 1 7.76 8.85 -1.09 13.20  
SINCE JAN 1 4.42 5.55 -1.13 7.45  
 
SNOWFALL (IN)  
TODAY 0.0 4.1 2005 0.2 -0.2 0.0  
MONTH TO DATE 4.9 7.0 -2.1 1.7  
SINCE DEC 1 15.5 16.7 -1.2 11.7  
SINCE JUL 1 15.5 17.0 -1.5 11.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 17 26 -9 13  
MONTH TO DATE 757 800 -43 627  
SINCE DEC 1 2654 2609 45 2169  
SINCE JUL 1 3322 3509 -187 2940  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 3  
SINCE JAN 1 0 0 0 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 1:00 AM  
LOWEST 26 4:00 PM  
AVERAGE 46  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 77 1972  
MINIMUM TEMPERATURE (F) 30 11 1980  
 
SUNRISE AND SUNSET  
FEBRUARY 28 2025......SUNRISE 6:43 AM EST SUNSET 6:02 PM EST  
MARCH 1 2025.........SUNRISE 6:42 AM EST SUNSET 6:03 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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