467  
CDUS41 KLWX 280525  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
125 AM EDT THU MAR 28 2024  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 27 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 51 3:59 PM 85 1998 59 -8 62  
MINIMUM 45 6:33 AM 15 2014 37 8 39  
AVERAGE 48 48 0 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.28 1.19 1983 0.11 0.17 T  
1994  
MONTH TO DATE 3.82 3.03 0.79 1.57  
SINCE MAR 1 3.82 3.03 0.79 1.57  
SINCE JAN 1 11.27 8.58 2.69 5.20  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1 2011 0.1 -0.1 0.0  
MONTH TO DATE T 3.7 -3.7 T  
SINCE MAR 1 T 3.7 -3.7 T  
SINCE JUL 1 11.7 20.7 -9.0 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 17 0 14  
MONTH TO DATE 406 582 -176 503  
SINCE MAR 1 406 582 -176 503  
SINCE JUL 1 3370 4092 -722 3467  
 
COOLING  
YESTERDAY 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 13 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 7:00 PM  
LOWEST 82 5:00 AM  
AVERAGE 86  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 86 1989  
MINIMUM TEMPERATURE (F) 37 18 2001  
 
SUNRISE AND SUNSET  
MARCH 28 2024.........SUNRISE 7:00 AM EDT SUNSET 7:30 PM EDT  
MARCH 29 2024.........SUNRISE 6:58 AM EDT SUNSET 7:31 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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