443  
CDUS41 KLWX 052123  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
422 PM EST MON NOV 5 2018  
 
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 5 2018
 
 
VALID TODAY AS OF 0400 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 52 234 PM 80 2003 62 -10 60  
MINIMUM 50 1209 PM 19 1991 38 12 50  
AVERAGE 51 50 1 55  
 
PRECIPITATION (IN)  
TODAY 0.98 1.60 2003 0.12 0.86 0.10  
MONTH TO DATE 2.33 0.60 1.73 0.70  
SINCE SEP 1 12.37 7.77 4.60 5.60  
SINCE JAN 1 55.63 35.77 19.86 38.60  
 
SNOWFALL (IN)  
TODAY 0.0 T 1973 0.0 0.0  
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 14 15 -1 10  
MONTH TO DATE 54 73 -19 46  
SINCE SEP 1 350 427 -77 266  
SINCE JUL 1 350 429 -79 267  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE SEP 1 338 160 178 220  
SINCE JAN 1 1522 1176 346 1281    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 8.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 600 AM  
LOWEST 77 1200 AM  
AVERAGE 89  
   
......................................................
 
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 80 2015  
MINIMUM TEMPERATURE (F) 38 16 1991  
 
 
SUNRISE AND SUNSET  
NOVEMBER 5 2018......SUNRISE 641 AM EST SUNSET 505 PM EST  
NOVEMBER 6 2018......SUNRISE 643 AM EST SUNSET 504 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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