054  
CDUS41 KLWX 240534  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
134 AM EDT SUN MAR 24 2024  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 23 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 53 1:53 PM 83 1994 57 -4 82  
2012  
MINIMUM 35 11:59 PM 17 1969 36 -1 50  
AVERAGE 44 46 -2 66  
 
PRECIPITATION (IN)  
YESTERDAY 1.01 2.21 1991 0.11 0.90 T  
MONTH TO DATE 3.53 2.57 0.96 0.74  
SINCE MAR 1 3.53 2.57 0.96 0.74  
SINCE JAN 1 10.98 8.12 2.86 4.37  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1968 0.1 -0.1 0.0  
1971  
1972  
MONTH TO DATE T 3.4 -3.4 T  
SINCE MAR 1 T 3.4 -3.4 T  
SINCE JUL 1 11.7 20.4 -8.7 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 19 2 0  
MONTH TO DATE 328 511 -183 456  
SINCE MAR 1 328 511 -183 456  
SINCE JUL 1 3292 4021 -729 3420  
 
COOLING  
YESTERDAY 0 0 0 1  
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 31 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 14.4  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 5:00 AM  
LOWEST 46 11:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 79 1988  
1994  
MINIMUM TEMPERATURE (F) 36 19 2014  
 
SUNRISE AND SUNSET  
MARCH 24 2024.........SUNRISE 7:06 AM EDT SUNSET 7:26 PM EDT  
MARCH 25 2024.........SUNRISE 7:05 AM EDT SUNSET 7:27 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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