Mud festival in South Korea
In July, the peaceful seaside town of Boryeong turned into a chaos of mud for 9 days. We recommend putting this festival on your bucket list.
Suncheon Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Suncheon.
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Climate overview of Suncheon
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, with very warm summers and cold winters. July is the wettest month. Sunshine peaks in May, when the city sees around 7.6 hours of sunshine per day.
Suncheon Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Suncheon - and find the best time to visit.
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).
Best Time to Visit Suncheon
Conditions in Suncheon are generally most comfortable in October. They are typically least comfortable in January, February, July and August.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
good
Apr
good
May
very good
Jun
mixed
Jul
very wet
Aug
very wet
Sep
very good
Oct
excellent
Nov
good
Dec
mixed
- Best overall: October
- Warmest weather: July and August
- Most sunshine: May
- Fewer rainy days: January, February, October, November and December
- Wettest months: May, June, July, August and September, when rainfall is highest.
- Seasonal pattern: Distinct dry (December to January) and wet (June to August) seasons, with very warm summers and cold winters
- Coldest conditions: January, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Suncheon
What is the best time to visit Suncheon?
October typically offers the most optimal weather in Suncheon. In contrast, January, February, July and August tend to have less optimal conditions. Suncheon has distinct dry (December to January) and wet (June to August) seasons, with very warm summers and cold winters.
What temperatures can I expect in Suncheon?
Daytime highs range from 7°C (45°F) in January to 30°C (86°F) in August. Nighttime lows range from -3°C (27°F) to 23°C (73°F). Temperatures vary considerably through the year.
How much rain does Suncheon get?
Annual rainfall is around 1544 mm (61 in). July is the wettest month with 313 mm (12 in), while December is the driest with 30 mm (1.2 in).
How sunny is Suncheon?
Suncheon receives around 2,150 hours of sunshine per year. May is the sunniest month with 228 hours, while July is the cloudiest with just 147 hours. Overall, Suncheon enjoys abundant sunshine.
Suncheon 3-Day Forecast
Suncheon on the map
Suncheon is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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Mud festival in South Korea
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