254  
CDUS41 KLWX 082130  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
430 PM EST THU FEB 08 2024  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 8 2024
 
 
VALID TODAY AS OF 0400 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 59 3:02 PM 71 2017 45 14 66  
MINIMUM 27 5:08 AM -6 1967 26 1 40  
AVERAGE 43 35 8 53  
 
PRECIPITATION (IN)  
TODAY 0.00 0.84 1997 0.09 -0.09 0.00  
MONTH TO DATE T 0.75 -0.75 0.06  
SINCE DEC 1 11.75 6.99 4.76 6.37  
SINCE JAN 1 6.00 3.69 2.31 1.42  
 
SNOWFALL (IN)  
TODAY 0.0 6.8 1997 0.2 -0.2 0.0  
MONTH TO DATE 0.0 2.3 -2.3 0.4  
SINCE DEC 1 10.0 12.0 -2.0 0.4  
SINCE JUL 1 10.0 12.3 -2.3 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 22 30 -8 12  
MONTH TO DATE 196 243 -47 225  
SINCE DEC 1 1738 2052 -314 1790  
SINCE JUL 1 2509 2952 -443 2624  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 3 0 3 0  
SINCE JAN 1 3 0 3 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 8:00 AM  
LOWEST 29 3:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 71 2023  
MINIMUM TEMPERATURE (F) 26 -5 1967  
 
SUNRISE AND SUNSET  
FEBRUARY 8 2024......SUNRISE 7:10 AM EST SUNSET 5:39 PM EST  
FEBRUARY 9 2024......SUNRISE 7:09 AM EST SUNSET 5:40 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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