833  
CDUS41 KLWX 162122  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
522 PM EDT SUN JUN 16 2024  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 16 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1960 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 86 3:49 PM 96 1991 83 3 82  
1994  
MINIMUM 56 5:11 AM 47 1978 62 -6 55  
AVERAGE 71 73 -2 69  
 
PRECIPITATION (IN)  
TODAY 0.00 2.82 2016 0.14 -0.14 0.13  
MONTH TO DATE 0.28 2.35 -2.07 0.25  
SINCE JUN 1 0.28 2.35 -2.07 0.25  
SINCE JAN 1 17.58 19.59 -2.01 10.23  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 11.7 21.0 -9.3 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 11 -11 2  
SINCE JUN 1 0 11 -11 2  
SINCE JUL 1 3691 4603 -912 3859  
 
COOLING  
TODAY 6 8 -2 4  
MONTH TO DATE 125 101 24 60  
SINCE JUN 1 125 101 24 60  
SINCE JAN 1 308 207 101 134    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 5:00 AM  
LOWEST 40 3:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 96 2022  
MINIMUM TEMPERATURE (F) 63 46 1980  
 
SUNRISE AND SUNSET  
JUNE 16 2024..........SUNRISE 5:44 AM EDT SUNSET 8:38 PM EDT  
JUNE 17 2024..........SUNRISE 5:44 AM EDT SUNSET 8:38 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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