815
CDUS41 KLWX 112125
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
425 PM EST THU DEC 11 2025
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 11 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 44 1:59 AM 70 2021 50 -6 64
MINIMUM 35 7:54 AM 12 1880 35 0 38
1904
1917
AVERAGE 40 43 -3 51
PRECIPITATION (IN)
TODAY T 1.66 2008 0.12 -0.12 0.90
MONTH TO DATE 0.94 1.28 -0.34 1.00
SINCE DEC 1 0.94 1.28 -0.34 1.00
SINCE JAN 1 34.73 39.69 -4.96 35.69
SNOWFALL (IN)
TODAY T 6.8 1960 0.1 -0.1 0.0
MONTH TO DATE 1.1 0.5 0.6 T
SINCE DEC 1 1.1 0.5 0.6 T
SINCE JUL 1 1.1 0.6 0.5 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 25 22 3 14
MONTH TO DATE 318 232 86 255
SINCE DEC 1 318 232 86 255
SINCE JUL 1 893 878 15 678
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1716 1737 -21 2029
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 14.2
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 1:00 AM
LOWEST 33 1:00 PM
AVERAGE 55
......................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 50 71 1873
MINIMUM TEMPERATURE (F) 35 13 1957
1988
SUNRISE AND SUNSET
DECEMBER 11 2025......SUNRISE 7:17 AM EST SUNSET 4:46 PM EST
DECEMBER 12 2025......SUNRISE 7:17 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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