Jeju-Si, South Korea: What to pack, what to wear, and when to go [2018]

Traveling to Jeju-Si, South Korea? If you're planning to go to Jeju-Si, here is some important information about when to go, what to wear, and what to pack:

When to go to Jeju-Si, South Korea

Based on the climate and weather in Jeju-Si, the best time to go is June. See below for details.

What to wear/what to pack for Jeju-Si, South Korea by month

January

January here is brisk, somewhat snowy and very rainy. Temperatures average in the 40s F (single digits C) during the day. It rains about two thirds of the time and snows 5-10 days this month.

What to wear/what to pack:

Warm pants or jeans
Waterproof luggage
Fleeces
Socks
Light gloves or mittens
Jacket or coat
Umbrella
Waterproof footwear
Rain coat
Standard footwear

February

February in Jeju-Si is cold, somewhat snowy and very rainy. The average overnight temperatures in the area are in the 30s F (single digits C). It tends to rain about half of the time.

It also snows about a third of the time. But the colder weather doesn't bring low humidity, which is in the 60% to 70% range on average.

What to wear/what to pack:

Standard footwear
Rain coat
Umbrella
Jacket or coat
Waterproof luggage
Waterproof footwear
Fleeces
Warm pants or jeans
Light gloves or mittens
Socks

March

Traveling to Jeju-Si in March, you will notice that it is cold and extremely rainy. Expect it to rain most days. Daytime temperatures are in the low 50s F (low 10s C).

What to wear/what to pack:

Light jacket or fleece
Dresses
Waterproof footwear
Umbrella
Waterproof luggage
Pants or jeans
Standard footwear
Socks
Long sleeve shirts or blouses
Long skirts
Rain coat

April

April in Jeju-Si is crisp and very rainy. The average overnight temperatures in the area are in the high 40s F (single digits C).

It tends to rain most days. But the colder weather doesn't bring low humidity, which is in the 60% to 70% range on average.

What to wear/what to pack:

Waterproof luggage
Umbrella
Dresses
Long sleeve shirts or blouses
Pants or jeans
Standard footwear
Waterproof footwear
Rain coat
Light jacket or fleece
Long skirts
Socks

May

May in Jeju-Si is mild and very rainy. Temperatures average in the high 60s F (low 20s C) during the day. It rains about two thirds of the time.

What to wear/what to pack:

Long skirts
Waterproof luggage
Rain coat
Pants or jeans
Long sleeve shirts or blouses
Light jacket or fleece
Umbrella
Standard footwear
Dresses
Waterproof footwear
Socks

June

Traveling to Jeju-Si in June, you will notice that it is a perfect temperature and very rainy. Expect it to rain about two thirds of the time. Daytime temperatures are in the 70s F (mid 20s C).

What to wear/what to pack:

Dresses
Shorts or short pants
Light footwear
Sandals
Skirts
If you're going to the beach, bathing suits, swimwear
Umbrella
Long and short sleeve shirts
Sunscreen lotion
Waterproof footwear
Waterproof luggage
Rain coat

July

July is hot and extremely rainy. Temperatures average in the low 80s F (high 20s C) during the day. It rains most days.

What to wear/what to pack:

Rain coat
Dresses
Sandals
Shorts
Waterproof luggage
Short sleeve shirts
If you're going to the beach, bathing suits, swimwear
Umbrella
Sunglasses
Waterproof footwear
Sunscreen lotion
Skirts

August

If you are traveling to Jeju-Si in August, you will notice that it is extremely warm and extremely rainy. Expect it to rain most days. Daytime temperatures are in the low 80s F (high 20s C).

What to wear/what to pack:

Shorts
If you're going to the beach, bathing suits, swimwear
Umbrella
Dresses
Short sleeve shirts
Rain coat
Waterproof luggage
Waterproof footwear
Skirts
Sunglasses
Sunscreen lotion
Sandals

September

If you vacation in Jeju-Si during September, you are likely to find that it is warm and extremely rainy. Temperatures tend to hover around the high 70s F (mid 20s C) during the day, while at night they can dip into the high 60s F (low 20s C).

Humidity is generally between 70 and 80% during the day. In terms of precipitation, you can expect it to rain almost every day of the month.

What to wear/what to pack:

Rain coat
Umbrella
Sunscreen lotion
Light footwear
Waterproof luggage
Sandals
Skirts
Long and short sleeve shirts
Dresses
Shorts or short pants
Waterproof footwear
If you're going to the beach, bathing suits, swimwear

October

If you go to Jeju-Si in October, you will notice that it is mild and extremely rainy. Expect it to rain most days. Daytime temperatures are in the high 60s F (low 20s C).

What to wear/what to pack:

Umbrella
Waterproof luggage
Waterproof footwear
Socks
Long skirts
Rain coat
Dresses
Light jacket or fleece
Pants or jeans
Long sleeve shirts or blouses
Standard footwear

November

Traveling to Jeju-Si in November, you will notice that it is relatively cool and extremely rainy. Expect it to rain almost every day. Daytime temperatures are in the high 50s F (mid 10s C).

What to wear/what to pack:

Rain coat
Light jacket or fleece
Dresses
Pants or jeans
Socks
Long sleeve shirts or blouses
Waterproof footwear
Long skirts
Waterproof luggage
Standard footwear
Umbrella

December

December for Jeju-Si can be brisk and very rainy. Temperatures average in the low 50s F (single digits C) during the day. It rains most days and snows regularly.

What to wear/what to pack:

Long skirts
Waterproof luggage
Rain coat
Umbrella
Long sleeve shirts or blouses
Waterproof footwear
Standard footwear
Dresses
Light jacket or fleece
Socks
Pants or jeans

Year-round what to wear/what to pack for Jeju-Si, South Korea

Here are some general tips on what to wear in Jeju-Si, as well as several items to remember to pack when traveling there.

A plug adadpter that supports outlet types F
A SIM card that works in Jeju-Si
Appropriate museum wear

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