985
CDUS41 KLWX 202138
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
438 PM EST THU NOV 20 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 20 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 48 3:59 PM 79 1985 55 -7 65
MINIMUM 41 7:25 AM 18 1980 34 7 46
AVERAGE 45 45 0 56
PRECIPITATION (IN)
TODAY 0.00 0.78 2024 0.10 -0.10 0.78
MONTH TO DATE 0.63 2.09 -1.46 1.35
SINCE SEP 1 3.98 9.68 -5.70 4.75
SINCE JAN 1 28.62 38.90 -10.28 30.53
SNOWFALL (IN)
TODAY 0.0 T 1969 0.0 0.0 0.0
1987
2000
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 20 20 0 9
MONTH TO DATE 332 348 -16 216
SINCE SEP 1 590 677 -87 452
SINCE JUL 1 592 678 -86 454
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 7 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 2.0
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 6:00 AM
LOWEST 73 1:00 PM
AVERAGE 80
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 76 2007
MINIMUM TEMPERATURE (F) 34 16 1969
SUNRISE AND SUNSET
NOVEMBER 20 2025......SUNRISE 6:58 AM EST SUNSET 4:52 PM EST
NOVEMBER 21 2025......SUNRISE 6:59 AM EST SUNSET 4:52 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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