PinWeather

What to wear in Jeju in January

1991–2020 normals (Korea Meteorological Administration) — the actual weather varies from year to year.

Typical temperatures

average low 3.7℃ — average high 8.6℃

38.7℉ — 47.5℉

Rain

About 12.2 days with rain (0.1 mm or more), 67.5 mm in total.

What to wear

Padded coat

Up to 8.6° by noon — keep it unzipped

Worked out with the app’s own outfit rule, from the monthly average high and low.

Worth knowing

  • High fine-dust days are more common from December to March — the government runs a seasonal fine-dust programme over those months.

Once your dates are set, check the forecast

These are long-term averages, not a forecast. PinWeather shows the Korea Meteorological Administration forecast for your actual days, in your language.

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