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

Thinking of visiting Osan in December? Check the weather first! Our guide gives you the essential weather details for this month.

Temperatures

The month of December in Osan typically includes low temperatures and low snow/rainfall. Winter occurs in December. Anticipate daytime temperatures around 6°C, while night temperatures can drop to -4°C.

Precipitation

Osan in December usually receives low snow/rainfall, averaging around 27 mm for the month. Typically around 9 days days of snow/rainfall are expected.

Average sunshine

With about 159 hours of sunshine, the area enjoys a nice balance of sun and clouds, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, May and October typically offer the best circumstances. While January, February, July and August tend to showcase less optimal conditions.

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

 

Osan, monthly averages in December

Min Temperature -4°C  

Max Temperature 6°C  

Chance of Rain 29%  

Precipitation 27 mm  

Rainy days 9 days  

Humidity 72% *  

Sunshine 159 hours *  

Percentage Sunshine 53% *  

Data from: Cheonan, South Korea (38 KM, 23 Miles).

Where to go in South Korea in December

Find out more about the weather in South Korea and which places have the best travel 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 this month?

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.

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

2/10

Outdoor sports

4/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Osan.

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 travel conditions. Find out where to go with our weather planner.