942  
CDUS41 KLWX 070635  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
235 AM EDT WED OCT 07 2026  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 6 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 65 4:39 PM 89 2013 72 -7 84  
MINIMUM 44 11:59 PM 28 1968 49 -5 53  
AVERAGE 55 60 -5 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.05 2006 0.13 -0.13 0.00  
MONTH TO DATE 0.40 0.76 -0.36 0.00  
SINCE SEP 1 4.20 4.70 -0.50 1.22  
SINCE JAN 1 33.60 33.92 -0.32 25.86  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 6 4 0  
MONTH TO DATE 15 31 -16 17  
SINCE SEP 1 36 76 -40 24  
SINCE JUL 1 36 77 -41 26  
 
COOLING  
YESTERDAY 0 1 -1 4  
MONTH TO DATE 19 11 8 4  
SINCE SEP 1 243 163 80 174  
SINCE JAN 1 1523 1219 304 1322    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 11:00 PM  
LOWEST 34 2:00 PM  
AVERAGE 62  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 91 2007  
MINIMUM TEMPERATURE (F) 49 31 1988  
 
SUNRISE AND SUNSET  
OCTOBER 7 2026.......SUNRISE 7:11 AM EDT SUNSET 6:43 PM EDT  
OCTOBER 8 2026.......SUNRISE 7:12 AM EDT SUNSET 6:42 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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