996  
CDUS41 KLWX 062124  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
524 PM EDT MON APR 06 2026  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 6 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1960 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 63 3:42 PM 93 2010 63 0 62  
MINIMUM 44 4:59 AM 24 1966 40 4 51  
2016  
AVERAGE 54 52 2 57  
 
PRECIPITATION (IN)  
TODAY 0.00 1.57 2017 0.11 -0.11 0.01  
MONTH TO DATE 0.71 0.65 0.06 0.15  
SINCE MAR 1 3.56 4.15 -0.59 1.57  
SINCE JAN 1 9.36 9.70 -0.34 5.99  
 
SNOWFALL (IN)  
TODAY 0.0 2.7 1990 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 1.0 4.0 -3.0 0.0  
SINCE JUL 1 13.6 21.0 -7.4 15.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 11 14 -3 8  
MONTH TO DATE 22 88 -66 45  
SINCE MAR 1 464 735 -271 495  
SINCE JUL 1 4093 4245 -152 3817  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 22 0 22 2  
SINCE MAR 1 38 2 36 19  
SINCE JAN 1 38 2 36 19    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 14.4  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 55 5:00 AM  
LOWEST 30 4:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 91 2010  
MINIMUM TEMPERATURE (F) 40 21 1977  
 
SUNRISE AND SUNSET  
APRIL 6 2026.........SUNRISE 6:47 AM EDT SUNSET 7:38 PM EDT  
APRIL 7 2026.........SUNRISE 6:45 AM EDT SUNSET 7:39 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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