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Best Time to Visit

Best Time to Visit Busan

🇰🇷 Busan, South Korea · Asia

Based on 30-year climate data (1991-2020) from Open-Meteo

Recommended Travel Months

Jan

6°

0°

Good

Feb

8°

1°

Good

Mar

12°

5°

Good

Best

Apr

16°

10°

Great

Best

May

21°

14°

Great

Jun

24°

18°

Good

Jul

27°

22°

Good

Aug

28°

24°

Good

Sep

25°

20°

Good

Best

Oct

20°

14°

Great

Best

Nov

14°

8°

Great

Dec

8°

2°

Good

Month-by-Month Weather in Busan

MonthHighLowRain DaysSunshineHumidityUVRatingDetails
January6°C0°C48h65%2GoodView
February8°C1°C59h65%2GoodView
March12°C5°C89h65%6GoodView
AprilRecommended16°C10°C810h65%6GreatView
MayRecommended21°C14°C810h65%9GreatView
June24°C18°C109h65%9GoodView
July27°C22°C149h65%9GoodView
August28°C24°C149h65%9GoodView
September25°C20°C108h65%6GoodView
OctoberRecommended20°C14°C59h65%6GreatView
NovemberRecommended14°C8°C58h65%2GreatView
December8°C2°C38h65%2GoodView

Data source: Open-Meteo ERA5 reanalysis archive, 30-year historical normals (1991-2020). Temperatures in Celsius. Sunshine hours are daily averages.

Seasonal Guide to Busan

🌸

Spring (March to May)

Avg: 16°C high, 10°C low

Spring in Busan brings gradually mild temperatures. Daytime highs reach around 16°C (61°F) while nights cool to 10°C (50°F). Expect occasional showers, so pack a light rain jacket.

Rain: 8 days/moSun: 10h/day
☀️

Summer (June to August)

Avg: 26°C high, 21°C low

Summer is the warmest season in Busan, with temperatures reaching 26°C (79°F). Comfortable warmth makes this a popular time for tourists, though accommodation prices tend to peak. Long daylight hours and abundant sunshine provide plenty of time to explore.

Rain: 13 days/moSun: 9h/day
🍂

Fall (September to November)

Avg: 20°C high, 14°C low

Fall in Busan is one of the best times to visit. Temperatures settle around 20°C (68°F) during the day and 14°C (57°F) at night. Rainfall increases slightly, but comfortable temperatures make up for it. Fewer tourists mean better prices.

Rain: 7 days/moSun: 8h/day
❄️

Winter (December to February)

Avg: 7°C high, 1°C low

Winter in Busan brings the coolest weather of the year. Layers are essential, and some outdoor attractions may have reduced hours. However, hotel prices typically drop and popular sites are less crowded.

Rain: 4 days/moSun: 8h/day

When to Avoid Busan

The least favorable time to visit Busan is July and August. During this period, you can expect frequent rain.

July

High: 27°C (81°F)Low: 22°C (72°F)Rain: 14 daysSun: 9h/day

Challenges: frequent rain

August

High: 28°C (82°F)Low: 24°C (75°F)Rain: 14 daysSun: 9h/day

Challenges: frequent rain

January

High: 6°C (43°F)Low: 0°C (32°F)Rain: 4 daysSun: 8h/day

Challenges: cold weather

Note: visiting during off-peak months often means lower prices, fewer crowds, and a more authentic experience. Consider your priorities when planning your trip.

What to Pack for Busan

Packing recommendations for visiting Busan during the best travel months (October, April, May), when temperatures range from 13°C to 19°C:

  • +Medium-weight layers and a warm jacket
  • +Long pants and closed-toe shoes
  • +A compact umbrella or light rain jacket
  • +Sunscreen (SPF 30+), sunglasses, and a wide-brim hat
  • +Reusable water bottle
  • +Universal power adapter

Busan Year-Round Climate Overview

Busan has a temperate oceanic climate (Koppen classification: Cfa). The warmest month is August with highs of 28°C, while the coldest month is January at just 6°C. Annual rainfall averages 1333mm across approximately 94 rain days.

MetricJanFebMarAprMayJunJulAugSepOctNovDec
High °C681216212427282520148
Low °C0151014182224201482
Rain Days4588810141410553
Rain mm324380113117172249217164704828
Sun h/day89910109998988
Humidity %656565656565656565656565
UV Index226699996622

Compare Nearby Destinations

Considering alternatives to Busan? Compare the best travel months for nearby cities:

Frequently Asked Questions

What is the best month to visit Busan?+

The best time to visit Busan is October, April, May. During these months, temperatures average 19°C (66°F) with 10 hours of daily sunshine and only 7 rain days per month. These conditions offer the most comfortable weather for sightseeing and outdoor activities.

What is the worst time to visit Busan?+

The least ideal time to visit Busan is July and August. During this period, you can expect frequent rain. While Busan can still be visited during this time (often with fewer crowds and lower prices), the weather may limit outdoor activities.

Is Busan good to visit in summer?+

Summer in Busan (June to August) brings temperatures of 26°C (79°F) highs and 21°C (70°F) lows, with about 9 hours of sunshine and 13 rain days per month. Consider visiting during the recommended months instead for better weather.

What is the rainy season in Busan?+

The rainy season in Busan runs from July to August, when average rain days increase to 14 days per month. Total monthly precipitation during this period averages 233mm.

What should I pack for Busan?+

When visiting Busan during the best travel months (October, April, May), pack medium-weight layers, a warm jacket, long pants, and closed-toe shoes. Bring a compact umbrella just in case. Sunscreen and sunglasses are recommended, especially given the high UV index.

Is October a good time to visit Busan?+

Yes, October is one of the best months to visit Busan. Expect average highs of 20°C (68°F), 9 hours of daily sunshine, and only 5 rain days. The weather is ideal for exploring the city, visiting outdoor attractions, and enjoying local activities.

Detailed Monthly Weather for Busan

For a complete day-by-day weather breakdown including packing lists, activities, and local events, explore each month individually:

More Travel Weather Guides

Explore weather guides for other popular destinations:

Climate data for Busan is sourced from the Open-Meteo ERA5 reanalysis archive, representing 30-year historical normals from 1991 to 2020. While this data provides reliable averages, actual weather conditions may vary. We recommend checking a short-range forecast closer to your travel dates for the most accurate information.

Last updated: March 2026 · 🇰🇷 Busan, South Korea