070  
CDUS41 KLWX 032121  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
521 PM EDT SAT JUN 03 2023  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 3 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1960 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 86 3:19 PM 95 2020 80 6 78  
MINIMUM 71 5:40 AM 39 1986 58 13 57  
AVERAGE 79 69 10 68  
 
PRECIPITATION (IN)  
TODAY 0.00 4.34 1991 0.14 -0.14 0.00  
MONTH TO DATE 0.00 0.44 -0.44 0.42  
SINCE JUN 1 0.00 0.44 -0.44 0.42  
SINCE JAN 1 9.98 17.68 -7.70 17.64  
 
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 0.4 21.0 -20.6 15.8  
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 3847 4597 -750 4023  
 
COOLING  
TODAY 14 5 9 3  
MONTH TO DATE 26 15 11 33  
SINCE JUN 1 26 15 11 33  
SINCE JAN 1 100 121 -21 162    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57 2:00 AM  
LOWEST 42 1:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 91 2020  
MINIMUM TEMPERATURE (F) 59 40 1976  
1977  
 
SUNRISE AND SUNSET  
JUNE 3 2023..........SUNRISE 5:46 AM EDT SUNSET 8:31 PM EDT  
JUNE 4 2023..........SUNRISE 5:45 AM EDT SUNSET 8:31 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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