Seoul weather in December (South Korea)

People don't tend to visit Seoul in December since it is known as a chilly month. The average maximum daytime temperature in Seoul in December lies at 5.3°C (41.54°F). The average minimum temperature goes down to around -4.8°C (23.36°F) (often the minimum temperature is noted at night).

December is a dry month with an average of 25mm (1.0 inches) of rain. There are generally around 7 snowy days. The sun will show itself now and again, with 163 hours of sunshine during the entire month.


Seoul, monthly averages in December

Show in Fahrenheit
Min Temperature -4 °C  
Max Temperature 5 °C  
Chance of Rain 24%  
Precipitation 25mm  
Rainy days 7 days  
Humidity 58%  
Sunshine 163 hrs  
Percentage Sunshine 49%  

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? Wear a base layer in cold weather, this is the #1 thing you can do to increase your overall body temperature.

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 Seoul.

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.