043
CDUS41 KLWX 052130
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
430 PM EST FRI DEC 05 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR DECEMBER 5 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 32 12:42 AM 77 2001 49 -17 42
MINIMUM 27 9:11 AM 12 1966 31 -4 27
AVERAGE 30 40 -10 35
PRECIPITATION (IN)
TODAY 0.06 1.02 2003 0.12 -0.06 T
MONTH TO DATE 0.79 0.57 0.22 T
SINCE DEC 1 0.79 0.57 0.22 T
SINCE JAN 1 29.67 40.51 -10.84 31.03
SNOWFALL (IN)
TODAY 1.1 6.2 2002 0.1 1.0 T
MONTH TO DATE 1.1 0.3 0.8 T
SINCE DEC 1 1.1 0.3 0.8 T
SINCE JUL 1 1.1 0.6 0.5 T
SNOW DEPTH T
DEGREE DAYS
HEATING
TODAY 35 25 10 30
MONTH TO DATE 156 122 34 166
SINCE DEC 1 156 122 34 166
SINCE JUL 1 949 1022 -73 834
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1330 1231 99 1586
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 8:00 AM
LOWEST 41 3:00 AM
AVERAGE 67
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 79 1998
MINIMUM TEMPERATURE (F) 31 9 2002
SUNRISE AND SUNSET
DECEMBER 5 2025......SUNRISE 7:14 AM EST SUNSET 4:47 PM EST
DECEMBER 6 2025......SUNRISE 7:14 AM EST SUNSET 4:47 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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