When to go · Jeju City
Jeju City in May
Great month. Inside Jeju City's best window: Apr–Jun and Sep–Oct (mild, before summer humidity and after typhoon season).
Key facts
- Verdict
- Great
- Temperature
- 22°C (72°F)72°F (22°C) / 14°C (57°F)57°F (14°C)
- average high / low
- Rain days
- 9
- Crowds
- High
- South Korea overall
- Prices
- High
- South Korea overall
Verdict
Inside Jeju City's best window: Apr–Jun and Sep–Oct (mild, before summer humidity and after typhoon season).
Is another month better than May?
No other month rates higher than May for Jeju City in this guide.
Weather in May
- Jeju CityHighs around 22 °C (72 °F), lows around 14 °C (57 °F), rain on about 9 daysHighs around 72 °F (22 °C), lows around 57 °F (14 °C), rain on about 9 days
- Jeju, South Korea · Jeju City, Seogwipo, Hallasanbest weather
Windy and wet; the island takes the first hit of most typhoons. Hallasan summit gets snow in winter; flights stop in strong crosswinds.
Crowds and prices
- Crowds · South Korea overall
- High
- Prices · South Korea overall
- High
South Korea overall: Warm and dry; Buddha's Birthday lanterns and Children's Day crowds.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Jeju City, side by side.
Verdict
May: Great
Apr: Great
Daytime high
May: 22 °C (72 °F)72 °F (22 °C)
Apr: 18 °C (64 °F)64 °F (18 °C)
Night low
May: 14 °C (57 °F)57 °F (14 °C)
Apr: 10 °C (50 °F)50 °F (10 °C)
Rain days
May: 9
Apr: 9
Crowds
May: High
Apr: High
Prices
May: High
Apr: High
Festivals listed
May: 0
Apr: 0
May: Inside Jeju City's best window: Apr–Jun and Sep–Oct (mild, before summer humidity and after typhoon season).
April: Inside Jeju City's best window: Apr–Jun and Sep–Oct (mild, before summer humidity and after typhoon season).
Jeju City: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.