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Jeju Island South Korea
Temperatures in January
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Temperature in Jeju Island in January

Jeju Island is a region in South Korea. January is generally a cold month with maximum daytime temperatures around 9°C and nighttime temperatures around 5°C in Jeju. January is a winter month. On average, it is one of the coldest months of the year.

What is the temperature of the different cities in Jeju Island in January?

Find the average daytime temperatures in January for the most popular destinations in Jeju Island on the map below. Click on a destination dot for more detailed information.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • How much sun does Jeju Island get in January?
    • Most areas see fewer sunny days, with a projection of about 69 hours of sunshine in Jeju. This reduced sunlight makes it ideal for those who prefer cooler, overcast conditions over bright sunny days.

    Interested in more climate information?

    We have much more information about the climate in Jeju Island. Interested in the weather conditions in a specific month? Select the month below.

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    • Weather and climate has detailed information for every country in the world. Are you going to South Korea? Get detailed historical weather averages for many cities in South Korea.

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