722
CDUS41 KLWX 172121
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
421 PM EST MON NOV 17 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 17 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 51 2:39 PM 75 1963 56 -5 59
MINIMUM 40 7:39 AM 17 1976 35 5 35
AVERAGE 46 46 0 47
PRECIPITATION (IN)
TODAY 0.00 1.03 1987 0.10 -0.10 0.00
MONTH TO DATE 0.34 1.79 -1.45 0.57
SINCE SEP 1 3.69 9.38 -5.69 3.97
SINCE JAN 1 28.33 38.60 -10.27 29.75
SNOWFALL (IN)
TODAY 0.0 T 1965 0.1 -0.1 0.0
1967
1980
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.1 -0.1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 19 20 -1 18
MONTH TO DATE 257 288 -31 184
SINCE SEP 1 515 617 -102 420
SINCE JUL 1 517 618 -101 422
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 16
SINCE SEP 1 182 174 8 172
SINCE JAN 1 1330 1230 100 1586
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 12.7
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 50 7:00 AM
LOWEST 27 2:00 PM
AVERAGE 39
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 76 1963
MINIMUM TEMPERATURE (F) 35 18 2014
SUNRISE AND SUNSET
NOVEMBER 17 2025......SUNRISE 6:55 AM EST SUNSET 4:54 PM EST
NOVEMBER 18 2025......SUNRISE 6:56 AM EST SUNSET 4:54 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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