551  
CDUS41 KLWX 022131  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
529 PM EDT FRI NOV 2 2018  
 
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 2 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1960 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 71 308 PM 84 1971 63 8 76  
MINIMUM 66 359 PM 21 1976 39 27 43  
AVERAGE 69 51 18 60  
 
PRECIPITATION (IN)  
TODAY 0.04 1.02 1967 0.12 -0.08 0.00  
MONTH TO DATE 0.04 0.24 -0.20 T  
SINCE SEP 1 10.08 7.41 2.67 4.90  
SINCE JAN 1 53.34 35.41 17.93 37.90  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2002 0.0 0.0  
2001  
MONTH TO DATE 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 14 -14 5  
MONTH TO DATE 0 28 -28 23  
SINCE SEP 1 296 382 -86 243  
SINCE JUL 1 296 384 -88 244  
 
COOLING  
TODAY 4 0 4 0  
MONTH TO DATE 4 0 4 0  
SINCE SEP 1 342 160 182 219  
SINCE JAN 1 1526 1176 350 1280    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 11.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 100 AM  
LOWEST 68 100 PM  
AVERAGE 75  
   
......................................................
 
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 81 1990  
1982  
MINIMUM TEMPERATURE (F) 39 22 1980  
 
 
SUNRISE AND SUNSET  
NOVEMBER 2 2018......SUNRISE 738 AM EDT SUNSET 608 PM EDT  
NOVEMBER 3 2018......SUNRISE 739 AM EDT SUNSET 607 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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