Weather in Jeju Island in January
Conditions are pleasant for sightseeing, though you might encounter occasional showers.
Climate Overview
January is a good time to visit Jeju Island. Jeju Island has a Warm climate with average yearly highs of 9°C, lows of 6°C, and approximately 12 rainy days per month.
9°C
6°C
12days
10.2h
Is January a good time to visit Jeju Island?
Conditions are pleasant for sightseeing, though you might encounter occasional showers.
Daylight
7:39 AM
5:49 PM
Live January Forecast
LIVEForecast for your trip dates
Up to 16 days ahead Weather by Month
| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 9°C | 6°C | 12 | Good |
| February | 10°C | 5°C | 11 | Good |
| March | 13°C | 7°C | 9 | Good |
| April | 14°C | 8°C | 7 | Excellent (best) |
| May | 21°C | 15°C | 9 | Excellent (best) |
| June | 25°C | 20°C | 12 | Good |
| July | 25°C | 22°C | 23 | Wet |
| August | 30°C | 26°C | 14 | Wet |
| September | 24°C | 20°C | 18 | Excellent (best) |
| October | 19°C | 15°C | 4 | Excellent (best) |
| November | 15°C | 11°C | 7 | Good |
| December | 9°C | 5°C | 8 | Good |
Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025
What to Pack for January
Warm coat, scarf, gloves, thermal layers, and waterproof boots.
Planning a trip to Jeju Island?
Common Questions
Is January a good time to visit Jeju Island? +
January is typically Good for visiting Jeju Island, with average highs of 9°C and around 12 rainy days.
What should I pack for Jeju Island in January? +
With highs of 9°C and lows of 6°C in {month}, we recommend: Warm coat, scarf, gloves, thermal layers, and waterproof boots.
Does it rain a lot in Jeju Island in January? +
Jeju Island typically sees around 12 rainy days in January.
How many hours of daylight are there in Jeju Island in January? +
In January, Jeju Island gets approximately 10.2 hours of daylight per day.
Is January peak season in Jeju Island? +
No, January is not peak season in Jeju Island. Expect better value on accommodation and fewer tourists.
What is the best month to visit Jeju Island? +
The best months to visit Jeju Island are April, May, September, October, when the weather is optimal for sightseeing.
More Jeju Island Guides
Best Time to Visit
Coming soon
Things to Do
Coming soon
Itineraries
Coming soon
Overview
Complete travel guide for Jeju Island: top things to do, itineraries, and typical costs.