923  
CDUS41 KLWX 242122  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
422 PM EST MON FEB 24 2025  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 24 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 58 3:59 PM 79 1985 48 10 50  
MINIMUM 27 6:56 AM -4 2015 28 -1 32  
AVERAGE 43 38 5 41  
 
PRECIPITATION (IN)  
TODAY 0.00 1.52 1979 0.10 -0.10 T  
MONTH TO DATE 2.42 2.23 0.19 1.32  
SINCE DEC 1 7.76 8.47 -0.71 13.07  
SINCE JAN 1 4.42 5.17 -0.75 7.32  
 
SNOWFALL (IN)  
TODAY 0.0 9.1 1966 0.2 -0.2 T  
MONTH TO DATE 4.9 6.2 -1.3 1.7  
SINCE DEC 1 15.5 15.9 -0.4 11.7  
SINCE JUL 1 15.5 16.2 -0.7 11.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 22 27 -5 24  
MONTH TO DATE 696 696 0 557  
SINCE DEC 1 2593 2505 88 2099  
SINCE JUL 1 3261 3405 -144 2870  
 
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 18 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 7:00 AM  
LOWEST 27 4:00 PM  
AVERAGE 46  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 79 2000  
MINIMUM TEMPERATURE (F) 29 6 2015  
 
SUNRISE AND SUNSET  
FEBRUARY 24 2025......SUNRISE 6:49 AM EST SUNSET 5:57 PM EST  
FEBRUARY 25 2025......SUNRISE 6:47 AM EST SUNSET 5:59 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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