Seongnam weather in December (Gyeonggi-do, South Korea)

What can you expect from the weather in Seongnam during December? Check out this comprehensive weather guide.

In December, Seongnam generally has low temperatures and low snow/rainfall. December falls within the winter season. Daytime temperatures hover around 5°C, while nights can cool down to about -5°C.

Seongnam in December usually receives low snow/rainfall, averaging around 27 mm for the month. Snow/rain is expected on roughly 8 days.

The area enjoys a balanced 163 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Seongnam. October typically offers the most optimal weather. In contrast, January, February, July, August and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Seongnam climate page with graphs.

 

Seongnam, monthly averages in December

Min Temperature -5°C  

Max Temperature 5°C  

Chance of Rain 26%  

Precipitation 27 mm  

Rainy days 8 days  

Humidity 58% *  

Windspeed 7 km/h *  

Sunshine 163 hours *  

Percentage Sunshine 49% *  

* Data from: Seoul, South Korea (20 KM, 12 Miles).

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.

Weather conditions Weather

Temperatures

Precipitation

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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°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Seongnam in December?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature. Also, consider bringing a rain jacket as there might be some rain.

What To Do

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

Swimming

5/10

Cycling

3/10

Walking

3/10

Camping

2/10

Outdoor sports

3/10

Interested in more climate information?

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

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.