069  
CDUS41 KLWX 080725  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
225 AM EST THU JAN 08 2026  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 7 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1960 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 1:47 PM 71 2008 43 19 34  
MINIMUM 32 12:08 AM -1 2018 26 6 22  
AVERAGE 47 34 13 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.56 1996 0.09 -0.09 0.00  
MONTH TO DATE 0.01 0.65 -0.64 0.69  
SINCE DEC 1 1.31 3.95 -2.64 4.03  
SINCE JAN 1 0.01 0.65 -0.64 0.69  
 
SNOWFALL (IN)  
YESTERDAY 0.0 19.8 1996 0.2 -0.2 0.0  
MONTH TO DATE 0.1 1.0 -0.9 6.2  
SINCE DEC 1 2.1 3.8 -1.7 6.3  
SINCE JUL 1 2.1 4.1 -2.0 6.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 31 -13 37  
MONTH TO DATE 213 213 0 231  
SINCE DEC 1 1147 1058 89 1060  
SINCE JUL 1 1940 1958 -18 1728  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 44 3:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 70 2008  
MINIMUM TEMPERATURE (F) 26 -4 1970  
 
SUNRISE AND SUNSET  
JANUARY 8 2026.......SUNRISE 7:29 AM EST SUNSET 5:05 PM EST  
JANUARY 9 2026.......SUNRISE 7:28 AM EST SUNSET 5:06 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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