Suncheon Weather & Climate: Best Time to Visit

Suncheon, Jeollanam-Do, South Korea, sees big temperature differences between seasons, with August peaking at 30°C (86°F) and January dropping to 7°C (45°F).

The city has a wet climate, receiving around 1544 mm (61 in) of rain/snowfall per year. Despite the high annual total, it has distinct dry (December to January) and wet (June to August) seasons. July is the wettest month. Sunshine peaks in May, when the city sees around 7.6 hours of sunshine per day.

Monthly Temperature in Suncheon

Visitors to Suncheon can expect significant temperature changes throughout the year. On average, daytime temperatures range from a very warm 30°C (86°F) in August to a chilly 7°C (45°F) in January.

Nighttime temperatures range from 23°C (73°F) in August to -3°C (27°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Suncheon

Suncheon is known for its substantial rain/snowfall, with annual precipitation reaching 1544 mm (61 in). The seasons in Suncheon bring significant changes in precipitation. The wettest month, July, receives heavy rainfall, with an average of 313 mm (12 in) of precipitation. This rainfall is distributed across 15 rainy days.

In contrast, the driest month, December, experiences much less rainfall, totaling 30 mm (1.2 in) over 6 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Suncheon Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Sunshine Hours in Suncheon

Suncheon enjoys sunny spells year-round. May sees up to 7.6 hours of daily sunshine, perfect for a sunny trip. July, the least sunny month, still offers a generous 4.9 hours of sun despite this cloudier time of the year.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Kwangju, South Korea (63 KM, 39 Miles).

Daily hours of sunshine

Data from: Kwangju, South Korea (63 KM, 39 Miles).

Daily percentage of sunshine

Data from: Kwangju, South Korea (63 KM, 39 Miles).

Humidity in Suncheon by Month

The relative humidity is high throughout the year in Suncheon.

The city experiences its highest humidity in July, reaching 80%. In April, the humidity drops to its lowest level at 62%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

Data from: Kwangju, South Korea (63 KM, 39 Miles).

Suncheon 3-Day Forecast

10-Day Forecast

Select a Month

Check the conditions for any month of the year.

Best Time to Visit Suncheon

During April, May and October, Suncheon experiences its most favorable weather, with temperatures between 19°C (66°F) and 24°C (75°F). These mild conditions make it an excellent time for a visit.

The weather does bring rainfall during this period, between 66 mm (2.6 in) and 139 mm (5.5 in).

Plan accordingly for June, July, August and September, when conditions bring the heaviest precipitation.

Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.