351  
CDUS41 KLWX 110725  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
225 AM EST TUE NOV 11 2025  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 10 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 54 12:06 AM 77 2020 59 -5 61  
MINIMUM 35 11:59 PM 21 2003 37 -2 35  
AVERAGE 45 48 -3 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.08 1990 0.11 -0.11 0.20  
MONTH TO DATE 0.34 1.09 -0.75 0.20  
SINCE SEP 1 3.69 8.68 -4.99 3.60  
SINCE JAN 1 28.33 37.90 -9.57 29.38  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.6 1968 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 17 3 17  
MONTH TO DATE 129 158 -29 82  
SINCE SEP 1 387 487 -100 318  
SINCE JUL 1 389 488 -99 320  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 15  
SINCE SEP 1 182 174 8 171  
SINCE JAN 1 1330 1230 100 1585    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 14.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60 7:00 AM  
LOWEST 34 3:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 78 2006  
MINIMUM TEMPERATURE (F) 37 16 1973  
 
SUNRISE AND SUNSET  
NOVEMBER 11 2025......SUNRISE 6:48 AM EST SUNSET 4:59 PM EST  
NOVEMBER 12 2025......SUNRISE 6:50 AM EST SUNSET 4:58 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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