934  
CDUS41 KLWX 122126  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
426 PM EST WED FEB 12 2025  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 12 2025  
 
VALID TODAY AS OF 0400 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 34 3:59 PM 74 1999 45 -11 49  
MINIMUM 30 7:27 AM 3 1964 26 4 44  
AVERAGE 32 36 -4 47  
 
PRECIPITATION (IN)  
TODAY 0.02 1.77 1985 0.09 -0.07 0.15  
MONTH TO DATE 1.25 1.10 0.15 0.29  
SINCE DEC 1 6.59 7.34 -0.75 12.04  
SINCE JAN 1 3.25 4.04 -0.79 6.29  
 
SNOWFALL (IN)  
TODAY T 5.1 1979 0.2 -0.2 0.0  
MONTH TO DATE 4.9 3.3 1.6 0.0  
SINCE DEC 1 15.5 13.0 2.5 10.0  
SINCE JUL 1 15.5 13.3 2.2 10.0  
SNOW DEPTH 5  
 
DEGREE DAYS  
HEATING  
TODAY 33 29 4 18  
MONTH TO DATE 332 361 -29 246  
SINCE DEC 1 2229 2170 59 1788  
SINCE JUL 1 2897 3070 -173 2559  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 3  
SINCE JAN 1 0 0 0 3    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 3:00 PM  
LOWEST 81 10:00 AM  
AVERAGE 87  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 65 1974  
MINIMUM TEMPERATURE (F) 26 -8 1983  
 
SUNRISE AND SUNSET  
FEBRUARY 12 2025......SUNRISE 7:04 AM EST SUNSET 5:44 PM EST  
FEBRUARY 13 2025......SUNRISE 7:03 AM EST SUNSET 5:45 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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