Jeju weather in December (Jeju Island, South Korea)

The average maximum daytime temperature in Jeju in December lies at 11.6°C (52.88°F). The average minimum temperature goes down to around 6.7°C (44.06°F) (often the minimum temperature is noted at night).

Rainfall during December is moderate with an average of 75mm (3.0 inches). There are generally around 11 rainy days. You will hardly see any sun, with only 83 hours of sunshine during the entire month.


Jeju, monthly averages in December

Show in Fahrenheit
Min Temperature 6 °C  
Max Temperature 11 °C  
Chance of Rain 37%  
Precipitation 75mm  
Rainy days 11 days  
Humidity 65%  
Sunshine 83 hrs  

Where to go in South Korea in December

Find out more about the weather in South Korea in December and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in December? At night it tends to cool off so best to pack some warm nightwear as well.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.

Outdoor sports

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Jeju.

Our site offers climate and forecast data for every country in the world. Are you going to South Korea? On this website you can find historical weather averages for many cities in South Korea. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.