Jeju Island weather in January

Considering a trip to Jeju Island this January and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What is the weather like in Jeju Island in January?

Jeju Island is a region in South Korea. January in Jeju Island generally has cold temperatures, with moderate precipitation. January falls during the winter season.

You can expect cold maximum daytime temperatures of around 9°C and nighttime temperatures around 5°C in Jeju. Typically, it's the chilliest month of the year. Making it a great time for staying indoors and enjoying the warmth. Make sure you're prepared by packing the right winter outfits.

In January, precipitation varies across different areas. From moderate rainfall in Seogwipo with an average of 64 mm to moderate rainfall in Jeju with 81 mm. The city Jeju usually sees around 69 hours of sunlight, indicating fewer sunny days.

For a closer look at January's conditions in Jeju Island, see the map below. For a more detailed look at Jeju Island's yearly weather, check out our Jeju Island climate page.

Where to go in Jeju Island in January

Weather conditions Weather

Temperatures

Precipitation

Map not visible? Whoops sorry! Please refresh the page.

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).

Popular destinations in Jeju Island

What is the weather like in January for the 2 most popular destinations in Jeju Island?

Average weather in Jeju

In January Jeju generally has low temperatures with maximum daytime temperatures around 9°C, minimum nighttime temperatures around 5°C and moderate monthly rainfall. So on average the conditions are poor that month.

Jeju

Max temperature Max temp

Min temperature Min temp

Monthly sun hours Sun hours

Monthly rainfall Rainfall

Monthly rainy days Rainy days

Weather conditions Weather

<<   December December
<<  

12°C 

7°C 

83 hours 

75 mm 

11 days 

unpleasant 

January January

9°C 

5°C 

69 hours 

81 mm 

13 days 

poor 

February   >> February
>>  

10°C 

5°C 

105 hours 

77 mm 

12 days 

poor 

Climate in Jeju

Average weather in Seogwipo

In January Seogwipo generally has low temperatures with maximum daytime temperatures around 9°C, minimum nighttime temperatures around 4°C and moderate monthly rainfall. So on average the conditions are poor that month.

Seogwipo

Max temperature Max temp

Min temperature Min temp

Monthly sun hours Sun hours

Monthly rainfall Rainfall

Monthly rainy days Rainy days

Weather conditions Weather

<<   December December
<<  

12°C 

6°C 

162 hours 

59 mm 

11 days 

unpleasant 

January January

9°C 

4°C 

152 hours 

64 mm 

12 days 

poor 

February   >> February
>>  

10°C 

4°C 

154 hours 

72 mm 

11 days 

poor 

Climate in Seogwipo

Is your destination not in the list? Have a look at other destinations in Jeju Island, in South Korea.

Is January the best time to visit Jeju Island?

Given the typically poor weather conditions in Jeju, January may not be the ideal time to visit Jeju Island.

Generally speaking, the best visiting conditions can be found in October offering mostly perfect weather in Jeju. On the other hand, the weather in January and February tend to be poor.