Busan Weather in May: Climate, Temperature & Travel Tips
Avg 18.4°C · 159mm rain — May is spring in Busan.
- Avg high
- 22.1 °C
- Avg low
- 14.6 °C
- Avg
- 18.4 °C
- Precipitation
- 159 mm
Source: Open-Meteo Archive 2014–2023 · 10-year climate normals
Climate Overview
May in Busan, South Korea brings spring conditions: average temperature 18.4°C, average high 22.1°C, average low 14.6°C. Monthly rainfall averages 159mm, making it a wet time of year.
Conditions are pleasant for most travel activities.
What to Pack
- Light layers (long sleeves + light jacket for evenings)
- Comfortable walking shoes
- Compact umbrella and waterproof jacket
Best Things to Do
- Walking tours and city exploration
- Parks and outdoor cafes
- Seasonal food and night markets (where applicable)
Pros and Cons of Visiting in May
Pros:
- Pleasant temperatures for walking and outdoor sightseeing
- Shoulder season often means smaller crowds and lower prices
Cons:
- Frequent rain — pack waterproof gear
Climate source: Open-Meteo Archive (2014–2023).
Colour = avg temperature · blue = cool · orange = warm
- 1 August 26.7°C
- 2 July 24.6°C
- 3 September 23.2°C
- 1 January 3.9°C
- 2 December 6.0°C
- 3 February 6.0°C
FAQ
01 What is the average temperature in Busan in May? +
The average is 18.4°C, with a high of 22°C and a low of 15°C.
02 What is Busan like to visit in May? +
It is spring in Busan, which is ideal for outdoor exploration.
03 Does it rain often in Busan during May? +
Average rainfall is 159mm, which is high — expect frequent rain.
04 What should I pack for Busan in May? +
Light layers (long sleeves + light jacket for evenings); Comfortable walking shoes.
05 Is May a peak travel season for Busan? +
It is closer to off-season, with more reasonable prices and fewer crowds.
06 Where does this climate data come from? +
Monthly averages computed from Open-Meteo Archive 2014–2023 daily observations.
- Sources
- Open-Meteo Archive 2014-2023
- Updated
- 2026-04-17