308
CDUS41 KLWX 260731
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
231 AM EST FRI DEC 26 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR DECEMBER 25 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 59 3:04 PM 71 1964 44 15 46
1982
MINIMUM 36 12:32 AM -4 1989 27 9 31
AVERAGE 48 36 12 39
PRECIPITATION (IN)
YESTERDAY T 0.82 1969 0.10 -0.10 0.00
MONTH TO DATE 1.28 2.74 -1.46 2.36
SINCE DEC 1 1.28 2.74 -1.46 2.36
SINCE JAN 1 30.16 42.68 -12.52 33.39
SNOWFALL (IN)
YESTERDAY 0.0 6.0 1969 0.1 -0.1 0.0
MONTH TO DATE 2.0 2.1 -0.1 0.1
SINCE DEC 1 2.0 2.1 -0.1 0.1
SINCE JUL 1 2.0 2.4 -0.4 0.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 17 29 -12 26
MONTH TO DATE 760 667 93 711
SINCE DEC 1 760 667 93 711
SINCE JUL 1 1553 1567 -14 1379
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
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 8.5
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 61 12:00 AM
LOWEST 38 11:00 PM
AVERAGE 50
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 44 71 1964
MINIMUM TEMPERATURE (F) 27 -1 1983
SUNRISE AND SUNSET
DECEMBER 26 2025......SUNRISE 7:27 AM EST SUNSET 4:54 PM EST
DECEMBER 27 2025......SUNRISE 7:27 AM EST SUNSET 4:55 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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