455  
CDUS41 KLWX 242136  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
434 PM EST SAT NOV 24 2018  
 
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 24 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 38 359 PM 74 1979 54 -16 55  
MINIMUM 31 115 AM 9 1989 33 -2 24  
AVERAGE 35 44 -9 40  
 
PRECIPITATION (IN)  
TODAY 1.04 1.81 1971 0.11 0.93 0.00  
MONTH TO DATE 6.91 2.72 4.19 1.96  
SINCE SEP 1 16.95 9.89 7.06 6.86  
SINCE JAN 1 60.21 37.89 22.32 39.86  
 
SNOWFALL (IN)  
TODAY 0.0 2.9 1971 0.1 -0.1  
MONTH TO DATE 3.0 0.3 2.7  
SINCE JUL 1 3.0 0.3 2.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 30 22 8 25  
MONTH TO DATE 508 422 86 457  
SINCE SEP 1 804 776 28 677  
SINCE JUL 1 804 778 26 678  
 
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 17 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
LT FREEZING RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 900 AM  
LOWEST 59 1200 AM  
AVERAGE 80  
   
......................................................
 
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 77 1979  
MINIMUM TEMPERATURE (F) 33 15 1970  
 
 
SUNRISE AND SUNSET  
NOVEMBER 24 2018......SUNRISE 702 AM EST SUNSET 450 PM EST  
NOVEMBER 25 2018......SUNRISE 703 AM EST SUNSET 450 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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