When to go · Ulsan
Ulsan in October
Great month. Inside Ulsan's best window: Mar–May, Oct.
Key facts
- Verdict
- Great
- Temperature
- 22°C72°F / 12°C54°F
- average high / low
- Rain days
- 6
- Crowds
- High
- South Korea overall
- Prices
- High
- South Korea overall
Verdict
GreatBest and avoid months for Ulsan
Inside Ulsan's best window: Mar–May, Oct.
Weather in October
- UlsanHighs around 22 °C, lows around 12 °C, rain on about 6 daysHighs around 72 °F, lows around 54 °F, rain on about 6 days
- Busan and south-east coast, South Korea · Busan, Gyeongju, Tongyeong, Ulsanbest weather
Milder winters than Seoul, rarely below freezing; typhoons most likely Aug–Sep and ferries to Japan stop when they pass.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Chuseok (harvest festival) big impact
Chuseok: 24–26 Sep 2026 (passed); about 14–16 Sep 2027 (check) · South Korea
Same three-day shutdown as Seollal; the largest travel peak of the year.
Crowds and prices
- Crowds · South Korea overall
- High
- Prices · South Korea overall
- High
South Korea overall: Clear skies, autumn colour in the mountains, festivals everywhere; Chuseok falls here some years.
High-price month: see what to book ahead.
What to pack
- A warm layer for the evenings