Washington weather by month › December
Washington in December: weather and what to expect
It’s fine, but not the best. May is more pleasant.
December weather in Washington
Daytime high49°F 9°C
Night low31°F 0°C
Rain3.5 in 88 mm
AirDry
SunWeak sun
In December, Washington averages highs of 49°F (9°C) and lows of 31°F (0°C), with 3.5 in (88 mm) of rain. The air feels dry and the sun is weak. 1991–2020 averages, not a forecast.
Pack: a warm jacket.
Places with the same weather in December
Match out of 100 for December, one city per country.
Jan · Feb · Mar · Apr · May · Jun · Jul · Aug · Sep · Oct · Nov · Dec