Seoul weather by month › December
Seoul in December: weather and what to expect
Cold. Highs average 39°F (4°C), so it suits a winter trip. For milder weather, go in May.
December weather in Seoul
Daytime high39°F 4°C
Night low24°F -5°C
Rain0.9 in 22 mm
AirDry
SunWeak sun
In December, Seoul averages highs of 39°F (4°C) and lows of 24°F (-5°C), with 0.9 in (22 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