Climate guide for Jeju Island, South Korea

Jeju Island in September

Weather, crowds & best time to visit

How to read the score (0–10)
05810
UnfavorableGoodOptimal

September · South Korea

Best time to visit Jeju Island in SeptemberWeather, crowds & prices

September score

8.6/10

Ranked #3 of 12 months

Full year for Jeju Island
Avg temp
31°C
Rainfall
75 mm
Humidity
66%
Sunny days
21
Crowd Density
Quiet / Uncrowded
Average Expenses
$ · Budget Friendly ($)

September in Jeju Island scores 8.6/10 for nature and wildlife travel - one of the top 12-month picks (#3). Expect around 31°C, 75 mm of rain, and roughly 21 sunny days this month.

Volcanic UNESCO island of Hallasan peak, lava tubes, and coastal waterfalls.

View all 12 months

Balanced weather, cost & crowd levels

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Curated in Jeju Island

Tickets & experiences

Things to do in Jeju Island

Jeju Island, South Korea. Live activities and tours from GetYourGuide, matched to this destination.

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