218  
CDUS41 KLWX 262126  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
526 PM EDT SUN MAY 26 2024  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 26 2024  
 
VALID TODAY AS OF 0500 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 89 3:11 PM 92 2007 77 12 76  
2021  
MINIMUM 66 2:11 AM 38 1967 56 10 43  
AVERAGE 78 67 11 60  
 
PRECIPITATION (IN)  
TODAY 0.00 3.59 2009 0.15 -0.15 0.00  
MONTH TO DATE 3.89 3.95 -0.06 1.04  
SINCE MAR 1 9.52 10.92 -1.40 5.91  
SINCE JAN 1 16.97 16.47 0.50 9.54  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 4.0 -4.0 T  
SINCE JUL 1 11.7 21.0 -9.3 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 5  
MONTH TO DATE 47 106 -59 105  
SINCE MAR 1 726 1073 -347 888  
SINCE JUL 1 3690 4583 -893 3852  
 
COOLING  
TODAY 13 4 9 0  
MONTH TO DATE 117 63 54 20  
SINCE MAR 1 161 85 76 65  
SINCE JAN 1 164 85 79 65    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 2:00 AM  
LOWEST 50 3:00 PM  
AVERAGE 72  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 92 1965  
2010  
MINIMUM TEMPERATURE (F) 56 37 1972  
 
SUNRISE AND SUNSET  
MAY 26 2024...........SUNRISE 5:49 AM EDT SUNSET 8:25 PM EDT  
MAY 27 2024...........SUNRISE 5:48 AM EDT SUNSET 8:26 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab VA Page
The Nexlab MD Page
The Nexlab WV Page
Main Text Page