602  
CDUS41 KLWX 032126  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
526 PM EDT SUN JUN 3 2018  
 
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 3 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 71 722 AM 89 2010 80 -9 84  
1980  
MINIMUM 59 400 PM 39 1986 57 2 52  
AVERAGE 65 69 -4 68  
 
PRECIPITATION (IN)  
TODAY 0.82 4.34 1991 0.14 0.68 0.00  
MONTH TO DATE 2.07 0.43 1.64 0.00  
SINCE JUN 1 2.07 0.43 1.64 0.00  
SINCE JAN 1 22.72 17.25 5.47 19.09  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0  
SINCE JUL 1 11.9 22.0 -10.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 5 -5 0  
SINCE JUN 1 0 5 -5 0  
SINCE JUL 1 4561 4707 -146 3852  
 
COOLING  
TODAY 0 5 -5 3  
MONTH TO DATE 25 15 10 9  
SINCE JUN 1 25 15 10 9  
SINCE JAN 1 217 107 110 146    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 8.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 93 300 AM  
AVERAGE 97  
   
......................................................
 
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 90 1973  
MINIMUM TEMPERATURE (F) 58 40 1977  
1976  
 
 
SUNRISE AND SUNSET  
JUNE 3 2018..........SUNRISE 545 AM EDT SUNSET 831 PM EDT  
JUNE 4 2018..........SUNRISE 545 AM EDT SUNSET 831 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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