South Korea weather in April

Are you planning a trip to South Korea in April and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in South Korea in April?

Weather in South Korea varies in April, with temperatures ranging from moderate to pleasant and precipitation ranging from moderate to high.

The average maximum temperatures vary from moderate in Anmyeon at 14°C (56°F) to pleasant in Daegu at 21°C (70°F).

Precipitation in April varies from moderate rainfall in Ganghwa with an average of 67mm (2.6 inches) to high rainfall in Yeosu with 137mm (5.4 inches). It is also generally a sunny time of year with an average of 208 hours of sunshine in Seoul during the entire month.

For more details on the yearly weather and climate conditions, visit our South Korea climate page. To learn more about the weather conditions in specific areas of South Korea in April, check out the map below.

Where to go in South Korea in April

Find the average weather conditions in April for the most popular destinations in South Korea on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

Popular destinations in South Korea

What is the weather like in April for the 5 most popular destinations in South Korea?

Average weather in Seoul

In April Seoul generally has pleasant temperatures with maximum daytime temperatures around 19°C (65°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

Seoul
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   March March
<<  
12°C / 53°F 
0°C / 32°F 
199 hours 
39mm / 1.5" 
7 days 
19°C / 65°F 
6°C / 43°F 
208 hours 
74mm / 2.9" 
8 days 
May   >> May
>>  
24°C / 75°F 
12°C / 54°F 
225 hours 
99mm / 3.9" 
8 days 
Climate in Seoul

Average weather in Busan

In April Busan generally has pleasant temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 10°C (50°F) and high monthly rainfall. So on average the conditions are tolerable that month.

Busan
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   March March
<<  
14°C / 57°F 
6°C / 42°F 
202 hours 
87mm / 3.4" 
8 days 
18°C / 64°F 
10°C / 50°F 
210 hours 
123mm / 4.8" 
10 days 
May   >> May
>>  
22°C / 71°F 
15°C / 58°F 
227 hours 
123mm / 4.9" 
9 days 
Climate in Busan

Average weather in Jeju

In April Jeju generally has moderate temperatures with maximum daytime temperatures around 16°C (62°F), minimum nighttime temperatures around 11°C (52°F) and high monthly rainfall. So on average the conditions are unpleasant that month.

Jeju
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   March March
<<  
13°C / 55°F 
7°C / 45°F 
158 hours 
99mm / 3.9" 
11 days 
16°C / 62°F 
11°C / 52°F 
196 hours 
109mm / 4.3" 
12 days 
May   >> May
>>  
20°C / 68°F 
15°C / 59°F 
211 hours 
111mm / 4.4" 
11 days 
Climate in Jeju

Average weather in Seogwipo

In April Seogwipo generally has moderate temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 10°C (51°F) and high monthly rainfall. So on average the conditions are tolerable that month.

Seogwipo
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   March March
<<  
14°C / 56°F 
6°C / 44°F 
173 hours 
101mm / 4" 
11 days 
18°C / 64°F 
10°C / 51°F 
190 hours 
127mm / 5" 
12 days 
May   >> May
>>  
22°C / 72°F 
15°C / 59°F 
198 hours 
134mm / 5.3" 
11 days 
Climate in Seogwipo

Average weather in Incheon

In April Incheon generally has moderate temperatures with maximum daytime temperatures around 16°C (60°F), minimum nighttime temperatures around 7°C (45°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

Incheon
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   March March
<<  
10°C / 50°F 
2°C / 35°F 
218 hours 
38mm / 1.5" 
6 days 
poor 
16°C / 60°F 
7°C / 45°F 
222 hours 
73mm / 2.9" 
8 days 
May   >> May
>>  
21°C / 70°F 
13°C / 55°F 
242 hours 
98mm / 3.8" 
8 days 
Climate in Incheon

Is your destination not in the list? Have a look at other destinations in South Korea.

Is April the best time to go to South Korea?

In our opinion April is a good time to visit South Korea with commonly pleasant weather in Seoul. However, the weather conditions may vary depending on your destination.

On average the best time to visit South Korea is in May and October with generally perfect weather in Seoul. The worst months are January, July, August and December that can have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in South Korea. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to South Korea? Get detailed historical weather averages for many cities in South Korea.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.