When to go · Seogwipo
Seogwipo in September
Great month. Inside Seogwipo's best window: Apr–Jun, Sep–Oct.
Key facts
- Verdict
- Great
- Temperature
- 26°C (79°F)79°F (26°C) / 20°C (68°F)68°F (20°C)
- average high / low
- Rain days
- 10
- Crowds
- Medium
- South Korea overall
- Prices
- Medium
- South Korea overall
Verdict
Inside Seogwipo's best window: Apr–Jun, Sep–Oct.
Is another month better than September?
No other month rates higher than September for Seogwipo in this guide.
Weather in September
- SeogwipoHighs around 26 °C (79 °F), lows around 20 °C (68 °F), rain on about 10 daysHighs around 79 °F (26 °C), lows around 68 °F (20 °C), rain on about 10 days
- Jeju, South Korea · Jeju City, Seogwipo, Hallasanstorm or typhoon risk
Windy and wet; the island takes the first hit of most typhoons. Hallasan summit gets snow in winter; flights stop in strong crosswinds.
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
- Medium
- Prices · South Korea overall
- Medium
South Korea overall: Heat eases; typhoon risk remains and Chuseok shuts the country for 3 days in many years.
Compare two months
Weather, crowds and prices for any two months in Seogwipo, side by side.
Verdict
Sep: Great
Apr: Great
Daytime high
Sep: 26 °C (79 °F)79 °F (26 °C)
Apr: 18 °C (64 °F)64 °F (18 °C)
Night low
Sep: 20 °C (68 °F)68 °F (20 °C)
Apr: 10 °C (50 °F)50 °F (10 °C)
Rain days
Sep: 10
Apr: 9 (better)
Crowds
Sep: Medium
Apr: High
Prices
Sep: Medium
Apr: High
Festivals listed
Sep: 1
Apr: 0
September: Inside Seogwipo's best window: Apr–Jun, Sep–Oct.
April: Inside Seogwipo's best window: Apr–Jun, Sep–Oct.
Seogwipo: figures are long-term averages from this guide, not a forecast.
What to pack
- A rain jacket or umbrella and shoes that dry fast
- A spare day in the plan: storms can cancel flights and ferries