Weather · Seoul, South Korea
Seoul Weather in December
December in Seoul averages 3°C by day and -6°C at night, with about 35mm of rain. That makes it not the easiest month, weather-wise.
Avg high
3°C
37°F
Avg low
-6°C
21°F
Rainfall
35mm
#10 wettest of 12
What to pack
Warm layers and a proper coat. Rain is unlikely to interrupt your plans.
Timing a trip around the weather? A Local Friend in Seoul builds it around the season for you.