296  
CDUS41 KLWX 162121  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
421 PM EST THU NOV 16 2023  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 16 2023  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1960 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 72 2:47 PM 74 2001 56 16 51  
2005  
MINIMUM 32 6:56 AM 14 1967 35 -3 35  
AVERAGE 52 46 6 43  
 
PRECIPITATION (IN)  
TODAY 0.00 1.75 1989 0.10 -0.10 0.00  
MONTH TO DATE 0.26 1.69 -1.43 2.35  
SINCE SEP 1 7.58 9.28 -1.70 7.87  
SINCE JAN 1 26.80 38.50 -11.70 35.37  
 
SNOWFALL (IN)  
TODAY 0.0 T 1980 0.0 0.0 0.0  
1995  
2014  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE SEP 1 T 0.0 0.0 T  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 13 19 -6 22  
MONTH TO DATE 255 268 -13 165  
SINCE SEP 1 461 597 -136 506  
SINCE JUL 1 461 598 -137 506  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 22  
SINCE SEP 1 265 174 91 198  
SINCE JAN 1 1380 1230 150 1376    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 2.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 7:00 AM  
LOWEST 23 1:00 PM  
AVERAGE 56  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 75 1963  
MINIMUM TEMPERATURE (F) 35 17 1976  
 
SUNRISE AND SUNSET  
NOVEMBER 16 2023......SUNRISE 6:53 AM EST SUNSET 4:55 PM EST  
NOVEMBER 17 2023......SUNRISE 6:55 AM EST SUNSET 4:55 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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