710  
CDUS41 KLWX 302131  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
531 PM EDT SAT MAR 30 2024  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 30 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 67 3:59 PM 89 1998 60 7 54  
MINIMUM 32 6:03 AM 22 1970 38 -6 35  
AVERAGE 50 49 1 45  
 
PRECIPITATION (IN)  
TODAY 0.00 1.24 1974 0.12 -0.12 0.00  
MONTH TO DATE 3.88 3.38 0.50 1.57  
SINCE MAR 1 3.88 3.38 0.50 1.57  
SINCE JAN 1 11.33 8.93 2.40 5.20  
 
SNOWFALL (IN)  
TODAY 0.0 5.3 1964 0.1 -0.1 0.0  
MONTH TO DATE T 3.9 -3.9 T  
SINCE MAR 1 T 3.9 -3.9 T  
SINCE JUL 1 11.7 20.9 -9.2 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 15 16 -1 20  
MONTH TO DATE 454 631 -177 555  
SINCE MAR 1 454 631 -177 555  
SINCE JUL 1 3418 4141 -723 3519  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE MAR 1 0 0 0 1  
SINCE JAN 1 3 0 3 1    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 4:00 AM  
LOWEST 30 3:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 85 1998  
MINIMUM TEMPERATURE (F) 38 17 1964  
 
SUNRISE AND SUNSET  
MARCH 30 2024.........SUNRISE 6:57 AM EDT SUNSET 7:32 PM EDT  
MARCH 31 2024.........SUNRISE 6:55 AM EDT SUNSET 7:33 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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