806
CDUS41 KLWX 020722
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
222 AM EST TUE DEC 02 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR DECEMBER 1 2025
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)
YESTERDAY
MAXIMUM 44 2:52 PM 75 2006 51 -7 43
MINIMUM 25 8:29 PM 4 1967 32 -7 20
AVERAGE 35 41 -6 32
PRECIPITATION (IN)
YESTERDAY 0.00 2.02 1974 0.11 -0.11 T
MONTH TO DATE 0.00 0.11 -0.11 T
SINCE DEC 1 0.00 0.11 -0.11 T
SINCE JAN 1 28.88 40.05 -11.17 31.03
SNOWFALL (IN)
YESTERDAY 0.0 T 1981 0.1 -0.1 T
1992
2024
MONTH TO DATE 0.0 0.1 -0.1 T
SINCE DEC 1 0.0 0.1 -0.1 T
SINCE JUL 1 T 0.4 -0.4 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 30 24 6 33
MONTH TO DATE 30 24 6 33
SINCE DEC 1 30 24 6 33
SINCE JUL 1 823 924 -101 701
COOLING
YESTERDAY 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 18 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 7.3
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 10:00 PM
LOWEST 38 2:00 PM
AVERAGE 57
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 50 75 1970
MINIMUM TEMPERATURE (F) 32 0 1967
SUNRISE AND SUNSET
DECEMBER 2 2025......SUNRISE 7:11 AM EST SUNSET 4:48 PM EST
DECEMBER 3 2025......SUNRISE 7:12 AM EST SUNSET 4:48 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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