497  
CDUS41 KLWX 072122  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
422 PM EST WED FEB 07 2024  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 7 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 52 3:59 PM 72 2017 44 8 52  
MINIMUM 23 7:30 AM -1 1995 25 -2 24  
AVERAGE 38 35 3 38  
 
PRECIPITATION (IN)  
TODAY 0.00 1.53 1965 0.09 -0.09 0.00  
MONTH TO DATE T 0.66 -0.66 0.06  
SINCE DEC 1 11.75 6.90 4.85 6.37  
SINCE JAN 1 6.00 3.60 2.40 1.42  
 
SNOWFALL (IN)  
TODAY 0.0 10.5 1967 0.3 -0.3 0.0  
MONTH TO DATE 0.0 2.1 -2.1 0.4  
SINCE DEC 1 10.0 11.8 -1.8 0.4  
SINCE JUL 1 10.0 12.1 -2.1 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 27 30 -3 27  
MONTH TO DATE 174 213 -39 213  
SINCE DEC 1 1716 2022 -306 1778  
SINCE JUL 1 2487 2922 -435 2612  
 
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 7 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 4:00 AM  
LOWEST 31 4:00 PM  
AVERAGE 54  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 71 2017  
MINIMUM TEMPERATURE (F) 26 -6 1967  
 
SUNRISE AND SUNSET  
FEBRUARY 7 2024......SUNRISE 7:11 AM EST SUNSET 5:38 PM EST  
FEBRUARY 8 2024......SUNRISE 7:10 AM EST SUNSET 5:39 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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