624  
CDUS41 KLWX 032126  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
526 PM EDT THU APR 03 2025  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 3 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 3:59 PM 86 1981 62 13 52  
MINIMUM 51 5:46 AM 23 1991 39 12 45  
AVERAGE 63 50 13 49  
 
PRECIPITATION (IN)  
TODAY 0.03 0.70 2008 0.12 -0.09 0.66  
MONTH TO DATE 0.03 0.34 -0.31 1.22  
SINCE MAR 1 1.45 3.84 -2.39 5.11  
SINCE JAN 1 5.87 9.39 -3.52 12.56  
 
SNOWFALL (IN)  
TODAY 0.0 T 1987 0.0 0.0 0.0  
2008  
2016  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.0 3.9 -3.9 T  
SINCE JUL 1 15.5 20.9 -5.4 11.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 2 15 -13 16  
MONTH TO DATE 38 46 -8 39  
SINCE MAR 1 488 693 -205 503  
SINCE JUL 1 3810 4203 -393 3467  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 17 2 15 0  
SINCE JAN 1 17 2 15 3    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 69 4:00 PM  
AVERAGE 85  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 85 2011  
MINIMUM TEMPERATURE (F) 39 22 1965  
2013  
 
SUNRISE AND SUNSET  
APRIL 3 2025.........SUNRISE 6:51 AM EDT SUNSET 7:36 PM EDT  
APRIL 4 2025.........SUNRISE 6:49 AM EDT SUNSET 7:37 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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