Jeju Island, South Korea, a region in South Korea, typically experiences cold weather in December, with maximum daytime temperatures around 12°C (54°F) and nighttime temperatures around 7°C (45°F) in Jeju. December is a winter month.
Curious about the December temperatures in the prime spots of Jeju Island? Navigate the map below and tap on a destination dot for more detailed stats.
Pick a month to see the average temperature, rainfall and sunshine in Jeju Island - and find the best time to visit. See also: Jeju Island weather by month.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Jeju Island.
Marker color shows the average daytime high temperature in December: blue is cold, red is hot.
Daytime temperatures in Jeju typically peak at 12°C (54°F) in December, putting it in the low range.
After dark, Jeju cools to about 7°C (45°F) on an average December night.
We have much more information about the climate in Jeju Island.
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