2026 Climate Averages

Weather in Busan in May

The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.

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Climate Overview

May is an excellent time to visit Busan. Busan has a Moderate climate with average yearly highs of 21°C, lows of 13°C, and approximately 8 rainy days per month.

Avg High

21°C

Avg Low

13°C

Rainy days

8days

Daylight

14h

Is May a good time to visit Busan?

The weather is near-perfect with ideal temperatures and minimal rain.

Daylight

Sunrise

5:21 AM

Sunset

7:21 PM

Weather by Month
Monthly weather data
Month High Low Rainy days Condition
January 9°C 0°C 8 Good
February 10°C 0°C 8 Good
March 13°C 3°C 5 Good
April 16°C 6°C 5 Excellent (best)
May 21°C 13°C 8 Excellent (best)
June 26°C 18°C 11 Good
July 25°C 20°C 24 Wet
August 30°C 24°C 18 Wet
September 24°C 18°C 12 Excellent (best)
October 20°C 11°C 3 Excellent (best)
November 15°C 5°C 4 Good
December 7°C -3°C 3 Good

Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025

What to Pack for May

Layers, a light jacket, comfortable walking shoes, and an umbrella.

Climate: Moderate
Travel Context Perfect weather for walking tours and all-day sightseeing.

Planning a trip to Busan?

Common Questions

Is May a good time to visit Busan? +

May is typically Excellent for visiting Busan, with average highs of 21°C and around 8 rainy days.

What should I pack for Busan in May? +

With highs of 21°C and lows of 13°C in {month}, we recommend: Layers, a light jacket, comfortable walking shoes, and an umbrella.

Does it rain a lot in Busan in May? +

Busan typically sees around 8 rainy days in May.

How many hours of daylight are there in Busan in May? +

In May, Busan gets approximately 14 hours of daylight per day.

Is May peak season in Busan? +

Yes, May is peak season in Busan. Expect higher prices and more crowds, but also the best weather.

What is the best month to visit Busan? +

The best months to visit Busan are April, May, September, October, when the weather is optimal for sightseeing.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: Asia/Seoul)

Last Updated: January 2026

More Busan Guides

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Things to Do

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Itineraries

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Overview

Complete travel guide for Busan: top things to do, itineraries, and typical costs.

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May

21° / 13°
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