532  
CDUS41 KLWX 082129  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
529 PM EDT MON APR 08 2024  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 8 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 75 3:58 PM 87 1991 64 11 53  
MINIMUM 35 5:34 AM 24 1970 41 -6 36  
AVERAGE 55 52 3 45  
 
PRECIPITATION (IN)  
TODAY 0.00 1.15 2000 0.12 -0.12 0.00  
MONTH TO DATE 1.28 0.88 0.40 0.34  
SINCE MAR 1 5.17 4.38 0.79 1.91  
SINCE JAN 1 12.62 9.93 2.69 5.54  
 
SNOWFALL (IN)  
TODAY 0.0 T 1972 0.0 0.0 0.0  
2000  
MONTH TO DATE T 0.1 -0.1 0.0  
SINCE MAR 1 T 4.0 -4.0 T  
SINCE JUL 1 11.7 21.0 -9.3 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 10 13 -3 20  
MONTH TO DATE 119 114 5 68  
SINCE MAR 1 583 761 -178 638  
SINCE JUL 1 3547 4271 -724 3602  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 18  
SINCE MAR 1 0 2 -2 19  
SINCE JAN 1 3 2 1 19    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 5:00 AM  
LOWEST 27 1:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 89 2001  
MINIMUM TEMPERATURE (F) 41 23 1977  
 
SUNRISE AND SUNSET  
APRIL 8 2024.........SUNRISE 6:43 AM EDT SUNSET 7:41 PM EDT  
APRIL 9 2024.........SUNRISE 6:41 AM EDT SUNSET 7:42 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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