618  
CDUS41 KLWX 030521  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
121 AM EDT MON JUN 03 2024  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 2 2024  
 
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)  
YESTERDAY  
MAXIMUM 84 12:35 PM 93 2023 79 5 93  
MINIMUM 58 4:15 AM 41 1993 58 0 55  
AVERAGE 71 69 2 74  
 
PRECIPITATION (IN)  
YESTERDAY T 2.93 1969 0.15 -0.15 0.00  
MONTH TO DATE T 0.30 -0.30 0.00  
SINCE JUN 1 T 0.30 -0.30 0.00  
SINCE JAN 1 17.30 17.54 -0.24 9.98  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 0 4 -4 0  
SINCE JUN 1 0 4 -4 0  
SINCE JUL 1 3691 4596 -905 3857  
 
COOLING  
YESTERDAY 6 5 1 9  
MONTH TO DATE 7 10 -3 12  
SINCE JUN 1 7 10 -3 12  
SINCE JAN 1 190 116 74 86    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 9:00 PM  
LOWEST 41 12:00 PM  
AVERAGE 66  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 2020  
MINIMUM TEMPERATURE (F) 58 39 1986  
 
SUNRISE AND SUNSET  
JUNE 3 2024..........SUNRISE 5:45 AM EDT SUNSET 8:31 PM EDT  
JUNE 4 2024..........SUNRISE 5:45 AM EDT SUNSET 8:32 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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