705  
CDUS41 KLWX 260535  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
135 AM EDT WED MAR 26 2025  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 25 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1960 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 63 2:41 PM 78 2017 58 5 59  
MINIMUM 41 6:04 AM 17 1971 36 5 28  
AVERAGE 52 47 5 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.96 1984 0.11 -0.11 0.00  
MONTH TO DATE 0.79 2.80 -2.01 3.53  
SINCE MAR 1 0.79 2.80 -2.01 3.53  
SINCE JAN 1 5.21 8.35 -3.14 10.98  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.8 2014 0.1 -0.1 0.0  
MONTH TO DATE 0.0 3.6 -3.6 T  
SINCE MAR 1 0.0 3.6 -3.6 T  
SINCE JUL 1 15.5 20.6 -5.1 11.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 18 -5 21  
MONTH TO DATE 397 547 -150 372  
SINCE MAR 1 397 547 -150 372  
SINCE JUL 1 3719 4057 -338 3336  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 0 1 0  
SINCE JAN 1 1 0 1 3    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 6:00 AM  
LOWEST 23 1:00 PM  
AVERAGE 38  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 81 2021  
MINIMUM TEMPERATURE (F) 36 17 1983  
 
SUNRISE AND SUNSET  
MARCH 26 2025.........SUNRISE 7:03 AM EDT SUNSET 7:28 PM EDT  
MARCH 27 2025.........SUNRISE 7:02 AM EDT SUNSET 7:29 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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