527  
CDUS41 KLWX 050529  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1229 AM EST TUE MAR 05 2024  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 4 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 69 4:02 PM 79 1974 51 18 56  
1983  
MINIMUM 46 12:46 AM -1 2014 30 16 35  
AVERAGE 58 40 18 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 2.16 1993 0.10 0.00 0.00  
MONTH TO DATE 0.65 0.40 0.25 0.57  
SINCE MAR 1 0.65 0.40 0.25 0.57  
SINCE JAN 1 8.10 5.95 2.15 4.20  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 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  
YESTERDAY 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 15 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 45 3:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 79 1976  
MINIMUM TEMPERATURE (F) 31 7 1978  
 
SUNRISE AND SUNSET  
MARCH 5 2024.........SUNRISE 6:36 AM EST SUNSET 6:07 PM EST  
MARCH 6 2024.........SUNRISE 6:34 AM EST SUNSET 6:08 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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