178  
CDUS41 KLWX 230521  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1221 AM EST SUN FEB 23 2025  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 22 2025
 
 
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)  
YESTERDAY  
MAXIMUM 42 3:06 PM 71 1991 48 -6 51  
MINIMUM 19 7:18 AM 4 1968 28 -9 32  
AVERAGE 31 38 -7 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.69 2003 0.10 -0.10 0.04  
MONTH TO DATE 2.42 2.04 0.38 1.27  
SINCE DEC 1 7.76 8.28 -0.52 13.02  
SINCE JAN 1 4.42 4.98 -0.56 7.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.5 1986 0.2 -0.2 0.0  
MONTH TO DATE 4.9 5.7 -0.8 1.7  
SINCE DEC 1 15.5 15.4 0.1 11.7  
SINCE JUL 1 15.5 15.7 -0.2 11.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 27 7 23  
MONTH TO DATE 645 642 3 512  
SINCE DEC 1 2542 2451 91 2054  
SINCE JUL 1 3210 3351 -141 2825  
 
COOLING  
YESTERDAY 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 14 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 3:00 AM  
LOWEST 32 2:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 80 2023  
MINIMUM TEMPERATURE (F) 28 5 1963  
 
SUNRISE AND SUNSET  
FEBRUARY 23 2025......SUNRISE 6:50 AM EST SUNSET 5:56 PM EST  
FEBRUARY 24 2025......SUNRISE 6:49 AM EST SUNSET 5:57 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab VA Page
The Nexlab MD Page
The Nexlab WV Page Main Text Page