569
CDUS41 KLWX 122135
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
435 PM EST FRI DEC 12 2025
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 12 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 39 3:45 PM 71 1873 50 -11 48
MINIMUM 32 6:52 AM 13 1957 35 -3 33
1988
AVERAGE 36 42 -6 41
PRECIPITATION (IN)
TODAY 0.00 1.36 1959 0.12 -0.12 0.00
MONTH TO DATE 0.94 1.40 -0.46 1.00
SINCE DEC 1 0.94 1.40 -0.46 1.00
SINCE JAN 1 34.73 39.81 -5.08 35.69
SNOWFALL (IN)
TODAY 0.0 6.6 1982 0.0 0.0 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 29 23 6 24
MONTH TO DATE 348 255 93 279
SINCE DEC 1 348 255 93 279
SINCE JUL 1 923 901 22 702
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 16 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 8.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 51 2:00 AM
LOWEST 38 10:00 AM
AVERAGE 45
......................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 71 1889
2015
MINIMUM TEMPERATURE (F) 35 11 1960
SUNRISE AND SUNSET
DECEMBER 12 2025......SUNRISE 7:17 AM EST SUNSET 4:47 PM EST
DECEMBER 13 2025......SUNRISE 7:18 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page