Jeju has 4 festivals in October: Jeju Biennale (25 Aug – 15 Nov 2026), Seogwipo Chilsimni Festival (expected Sep/Oct 2027), Jeju Horse Festival (expected Oct 2027), and Tamna Culture Festival (expected Oct 2027). The Jeju Biennale (제주비엔날레) is Jeju Island's contemporary art biennale, run by Jeju Museum of Art.
Typical October weather in Jeju City: average high 22 °C (71 °F), low 16 °C (60 °F), 95 mm of rain (Jeju City station, KMA 1991–2020 normals).
| Festival | Dates | Admission | Nearest station | Status |
|---|---|---|---|---|
| Jeju Biennale제주비엔날레 | 25 Aug – 15 Nov 2026 | From ₩8,000 | See festival page | Happening now |
| Seogwipo Chilsimni Festival서귀포칠십리축제 | Expected Sep/Oct 2027 | Free entry | See festival page | Expected |
| Jeju Horse Festival제주마축제 | Expected Oct 2027 | Free entry | See festival page | Expected |
| Tamna Culture Festival탐라문화제 | Expected Oct 2027 | Free entry | See festival page | Expected |
Dates marked “expected” follow the organizer's usual pattern and are replaced when the official announcement comes. Each festival page lists the sources.
| Festival town | Average high | Average low | Rain | Measured at |
|---|---|---|---|---|
| Jeju City | 22 °C 71 °F | 16 °C 60 °F | 95 mm | Jeju City |
What to wear. Comfortable: light layers.
Monthly averages, not a forecast. Source: Korea Meteorological Administration climate normals, 1991–2020, via the KMA-sourced climate tables for Jeju City. Where a festival town has no station with published normals, the nearest one is used and its distance shown.
The Jeju Biennale (제주비엔날레) is Jeju Island's contemporary art biennale, run by Jeju Museum of Art. The 5th edition, 'Iyahong: The Art of Metamorphosis', runs 25 August–15 November 2026 with 69 artists and teams at Jeju Museum of Art on the 1100 Road, the Obaekjanggun Gallery in Jeju Stone Park and three galleries in Jeju City's old town; in October and November the venues open 10:00–18:00.
The Seogwipo Chilsimni Festival is Seogwipo's own civic festival, held on the car park beside Cheonjiyeon Falls and in the old town on Jeju's south coast. The 32nd edition runs Friday 23 to Sunday 25 October 2026, 10:00–22:00 according to KTO, and entry is free.
The Jeju Horse Festival (제주마축제) is a free two-day family festival about Jeju's native horses, held at Let's Run Park Jeju, the Korea Racing Authority's racecourse on Pyeonghwa-ro in Aewol-eup, Jeju City. The 21st edition runs Saturday 24 to Sunday 25 October 2026 from 10:00 (KTO gives the closing time as 17:00 in one place and 18:00 in another), with pony feeding, riding, horse-history exhibitions and contests, and evening events from 18:00: a night run on the racecourse's sand track on Saturday (₩10,000) and an outdoor concert on Sunday.
The Tamna Culture Festival is Jeju Island's main folk-culture festival, named after the island's ancient kingdom. The 65th edition runs 17–21 October 2026 at Jeju Citizens' Welfare Town Plaza in Jeju City, moved from the Tapdong seafront to sit beside the National Sports Festival.
These come straight from the Korea Tourism Organization’s public festival database. We have not checked them against the organizer, so dates and details can be wrong or out of date. Confirm on the official page before you book.
October is the busiest month on the calendar, and the festival to plan a trip around is the Jinju Namgang Yudeung Festival: sixteen nights of floating lanterns on the Namgang River below Jinju's fortress from the first Saturday of the month. The first half of October also brings the Busan International Film Festival, the Busan International Rock Festival on the first weekend, the Silla Culture Festival in Gyeongju, Anseong's Baudeogi festival of namsadang folk performance, Sejong's Hangeul festival from Hangeul Day (9 October), Yeongju's Punggi ginseng festival and fortress festivals at Seosan's Haemieupseong and Gochang's Moyangseong. Mid-month adds Jarasum Jazz, Icheon's rice festival, pine mushrooms and salmon in Yangyang, and silver grass on Haneul Park in Seoul and on Hwangmaesan. In the second half, the chrysanthemum shows open at Hampyeong and Iksan, Gangneung holds its coffee festival, Wonju fills its old downtown with dumpling stalls, and Busan marks UN Day (24 October) with the UN Peace Festival beside the UN Memorial Cemetery.
Tip. October weekends sell out hotels in Jinju and Busan a month ahead; the weekdays in between are the best time to visit.
Jeju has 4 festivals in October: Jeju Biennale (25 Aug – 15 Nov 2026), Seogwipo Chilsimni Festival (expected Sep/Oct 2027), Jeju Horse Festival (expected Oct 2027), and Tamna Culture Festival (expected Oct 2027). The Jeju Biennale (제주비엔날레) is Jeju Island's contemporary art biennale, run by Jeju Museum of Art.
25 Aug – 15 Nov 2026. Happening now. From ₩8,000. Nearest station: See festival page. Dates are taken from the organizer's own notice.
Expected Sep/Oct 2027. Expected. Free entry. Nearest station: See festival page. The organizer has not yet confirmed the dates; this page updates when they do.
Expected Oct 2027. Expected. Free entry. Nearest station: See festival page. The organizer has not yet confirmed the dates; this page updates when they do.
Average high 22 °C (71 °F), low 16 °C (60 °F), 95 mm of rain (Jeju City station, KMA 1991–2020 normals). Comfortable: light layers.
Fly Gimpo–Jeju in about an hour; Jeju has no trains, so plan on buses or taxis.
106 festivals across Korea fall in October, including Andong Maskdance Festival, Anseong Namsadang Baudeogi Festival, Baekje Cultural Festival. October weekends sell out hotels in Jinju and Busan a month ahead; the weekdays in between are the best time to visit.