229  
CDUS41 KLWX 042122  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
422 PM EST MON MAR 04 2024  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 4 2024
 
 
VALID TODAY AS OF 0400 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 69 3:59 PM 79 1974 51 18 56  
1983  
MINIMUM 46 12:46 AM -1 2014 30 16 35  
AVERAGE 58 40 18 46  
 
PRECIPITATION (IN)  
TODAY 0.00 2.16 1993 0.10 -0.10 0.00  
MONTH TO DATE 0.55 0.40 0.15 0.57  
SINCE MAR 1 0.55 0.40 0.15 0.57  
SINCE JAN 1 8.00 5.95 2.05 4.20  
 
SNOWFALL (IN)  
TODAY 0.0 0.6 1971 0.2 -0.2 0.0  
2016  
MONTH TO DATE 0.0 0.8 -0.8 0.0  
SINCE MAR 1 0.0 0.8 -0.8 0.0  
SINCE JUL 1 11.7 17.8 -6.1 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 7 25 -18 19  
MONTH TO DATE 63 100 -37 69  
SINCE MAR 1 63 100 -37 69  
SINCE JUL 1 3027 3610 -583 3033  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 3 0 3 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 45 3:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 79 1976  
MINIMUM TEMPERATURE (F) 31 7 1978  
 
SUNRISE AND SUNSET  
MARCH 4 2024.........SUNRISE 6:37 AM EST SUNSET 6:06 PM EST  
MARCH 5 2024.........SUNRISE 6:36 AM EST SUNSET 6:07 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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