Seoul weather in May (South Korea)

Interested in knowing the climate of Seoul in May? Find all the essential weather information for this month in our guide.

Temperatures

During May, Seoul is known for its perfect weather, characterized by high temperatures and moderate rainfall. Expect temperatures to climb to 24°C during the day, with nighttime readings dropping to 12°C.

Precipitation

Seoul in May usually receives moderate rainfall, averaging around 99 mm for the month. On average, there are about 8 days with rain during this month.

Average sunshine

Expect sunny days throughout the month, with an estimated 225 hours of sunshine. Making it a pleasant time to visit Seoul.

So this is a great month to visit if you prefer dry days with pleasant temperatures. May and October typically offer the most optimal weather. In contrast, January, July, August and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Seoul climate page with graphs.

 

Seoul, monthly averages in May

Min Temperature 12°C  

Max Temperature 24°C  

Chance of Rain 27%  

Precipitation 99 mm  

Rainy days 8 days  

Humidity 58%  

Windspeed 7 km/h  

Sunshine 225 hours  

Percentage Sunshine 52%  

Where to go in South Korea in May

Find out more about the weather in South Korea and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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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°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Seoul, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Seoul.

Our site offers climate and forecast data for every country in the world. Are you going to South Korea? On this website you can find 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 travel conditions. Find out where to go with our weather planner.