Jeju Sunshine Hours by Month

Sunshine plays a big role in understanding the climate of a city. This page shows the total number of hours of direct sunlight per month and the average hours per day in Jeju, Jeju Island, South Korea. Long-term data from 1990 to 2020 was used to calculate these averages.

Monthly hours of sunshine

Sunshine in Jeju varies greatly throughout the year. The sunniest month, May, reaches an impressive 211 hours, while January, the darkest month, offers only 69 hours. The total annual amount of sun is 1846 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Jeju. While May receives considerable daily sunshine with up to 7.0 hours, January marks the darkest time of the year, where sunshine is scarce with only 2.3 hours of sunlight per day.

Jeju vs Major Cities: Sunshine Compared

Jeju enjoys an average of 1846 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Lisbon, Portugal, there are approximately 2801 hours of sunshine annually, highlighting its warm and sunny Mediterranean climate.

In contrast, Tromsø , Norway, receives only about 1270 hours of sunshine per year, known for the polar night with no sunlight for weeks during winter.

Vancouver, Canada, receives approximately 1940 hours of sunshine annually.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

Related Climate Data for Jeju

June, Jeju’s wettest month, receives 175 mm (6.9 in) of rainfall and has a maximum daytime temperature of 23°C (73°F). During the driest month November you can expect a temperature of 17°C (63°F).

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Jeju Precipitation page.