088  
CDUS41 KLWX 290723  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
223 AM EST SAT NOV 29 2025  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 28 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 41 1:03 PM 71 1990 52 -11 57  
1998  
MINIMUM 30 11:35 PM 19 1996 33 -3 37  
AVERAGE 36 42 -6 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.23 1993 0.10 -0.10 0.28  
MONTH TO DATE 0.83 2.92 -2.09 1.85  
SINCE SEP 1 4.18 10.51 -6.33 5.25  
SINCE JAN 1 28.82 39.73 -10.91 31.03  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1974 0.0 0.0 0.0  
1995  
2014  
MONTH TO DATE 0.0 0.2 -0.2 T  
SINCE SEP 1 0.0 0.2 -0.2 T  
SINCE JUL 1 0.0 0.2 -0.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 23 6 18  
MONTH TO DATE 475 523 -48 365  
SINCE SEP 1 733 852 -119 601  
SINCE JUL 1 735 853 -118 603  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 16  
SINCE SEP 1 182 174 8 172  
SINCE JAN 1 1330 1230 100 1586    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 13.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 11:00 PM  
LOWEST 33 1:00 PM  
AVERAGE 43  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 73 1998  
MINIMUM TEMPERATURE (F) 32 17 1967  
 
SUNRISE AND SUNSET  
NOVEMBER 29 2025......SUNRISE 7:08 AM EST SUNSET 4:48 PM EST  
NOVEMBER 30 2025......SUNRISE 7:09 AM EST SUNSET 4:48 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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