Jeju City weather › October
October is the driest month of the year in Jeju City. On average it rains on 5 of 31 days, with highs of 22°C (72°F) and lows of 16°C (61°F).
Trip rating: Great (95/100) · Best months: May–June and October
Rainy day = 1 mm or more of rain. Of these, about 2 days get 10 mm or more. Average of the last 30 years.
Long sleeves and a light jacket or cardigan.
About 3 fewer rainy days than September. Daytime highs fall to 17°C (62°F) in November.
Pick your arrival and departure dates. We look up the same dates over the last 30 years.
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| Time zone | Korea Standard Time (UTC+9), no daylight saving |
|---|---|
| Power | 220V, 60Hz, Type C/F (round two-pin) sockets |
| Money | Korean won (KRW). Cards are accepted almost everywhere |
| Entry | Visa and K-ETA rules change — check the official K-ETA site and your government's travel advice |
Sunrise 6:37, sunset 18:00 on October 15 (local time) — about 11 h 23 min of daylight.
Observed at Korea Meteorological Administration (KMA) station 184, 1996–2025 daily records. Sea temperature: ERA5 (Copernicus), daily mean just offshore. How we calculate