770  
CDUS41 KLWX 050730  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
230 AM EST WED NOV 05 2025  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 4 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 64 4:04 PM 81 1974 61 3 61  
2003  
MINIMUM 37 11:56 PM 21 1966 39 -2 33  
AVERAGE 51 50 1 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.95 1970 0.11 -0.11 0.00  
MONTH TO DATE 0.00 0.44 -0.44 T  
SINCE SEP 1 3.35 8.03 -4.68 3.40  
SINCE JAN 1 27.99 37.25 -9.26 29.18  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1970 0.0 0.0 0.0  
1991  
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 14 15 -1 18  
MONTH TO DATE 47 59 -12 47  
SINCE SEP 1 305 388 -83 283  
SINCE JUL 1 307 389 -82 285  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 4  
SINCE SEP 1 182 174 8 160  
SINCE JAN 1 1330 1230 100 1574    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 5:00 AM  
LOWEST 21 4:00 PM  
AVERAGE 44  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 81 2022  
MINIMUM TEMPERATURE (F) 38 19 1991  
 
SUNRISE AND SUNSET  
NOVEMBER 5 2025......SUNRISE 6:42 AM EST SUNSET 5:05 PM EST  
NOVEMBER 6 2025......SUNRISE 6:43 AM EST SUNSET 5:03 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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