Jeju-do Weather Today

The Climate and Weather of Cheju-do, South Korea

Cheju-do, also known as Jeju Island, is a beautiful and popular tourist destination located in South Korea. It is the largest island in the country and is famous for its stunning natural landscapes, volcanic mountains, and pristine beaches. The climate of Cheju-do is classified as a humid subtropical climate, influenced by its island location and the surrounding ocean currents. Here, we will explore the weather patterns and conditions of Cheju-do throughout the year.

Spring (March to May)

Spring in Cheju-do is a delightful season, marked by mild temperatures and blooming flowers. The average temperature during this time ranges from 11°C (52°F) to 18°C (64°F). It is a great time to visit the island as the cherry blossoms and canola flowers create a picturesque landscape. However, it is advisable to pack a light jacket or sweater as the nights can still be a bit chilly.

The amount of rainfall gradually increases from March to May, with an average of 70mm to 140mm of precipitation per month. It is recommended to carry an umbrella or raincoat during your spring visit to Cheju-do.

Summer (June to August)

Summer in Cheju-do is characterized by warm and humid weather conditions. The average temperature ranges from 23°C (73°F) to 29°C (84°F). The island experiences its highest temperatures during July and August, with occasional heatwaves pushing the mercury above 30°C (86°F).

During the summer months, Cheju-do receives significant rainfall, with an average of 200mm to 250mm of precipitation per month. Thunderstorms are common during this season, so it is advisable to check the weather forecast and carry a raincoat or umbrella when exploring the island.

The sea temperature during summer is around 24°C (75°F), making it perfect for swimming and enjoying water activities.

Fall (September to November)

Fall in Cheju-do is considered one of the most beautiful seasons, with pleasant temperatures and vibrant autumn foliage. The average temperature during this time ranges from 17°C (63°F) to 23°C (73°F).

The rainfall starts to decrease in September, with an average of 100mm to 150mm of precipitation per month. The weather becomes drier and more stable, making it an ideal time for outdoor activities such as hiking and exploring the island's natural wonders.

Winter (December to February)

Winter in Cheju-do is mild compared to other parts of South Korea, thanks to its island location. The average temperature during this time ranges from 6°C (43°F) to 11°C (52°F). While snowfall is rare, there can be occasional light snow showers in January and February.

Winter is the driest season on the island, with an average of 30mm to 60mm of precipitation per month. However, it can also be windy, so it is recommended to bring a warm jacket and layers to stay comfortable during your visit.

Overall Climate Summary

Overall, Cheju-do enjoys a relatively mild climate throughout the year, making it a year-round destination for visitors. It experiences a significant amount of rainfall, especially during the summer months. The island's natural beauty, combined with its favorable climate, provides an excellent environment for outdoor activities and exploration.

Here is a summary of the average temperature and rainfall throughout the year:

Whether you are a nature enthusiast, a beach lover, or someone who enjoys exploring unique landscapes, Cheju-do offers a diverse climate that caters to various interests. Make sure to check the weather forecast before planning your trip and pack accordingly to make the most of your visit to this beautiful island.