South Korea — mytravelcast data
The data below comes from the mytravelcast interactive map. Each weather rating covers a two-week window in the middle of the month and is calculated separately for each travel style.
Best time to visit: month ratings by travel style
General: good conditions — May, October; average — April, June, September; poor — March, July, August, November; bad — December–February.
Sun & Chill: average conditions — May, June, September; poor — July, August; bad — October–April.
City Break: ideal conditions — May, October; good — April, June, September; average — March, November; poor — July, August, December–February.
Nature & Trekking: ideal conditions — May, October; good — April, June, September; poor — March, July, August, November; bad — December–February.
Culture & Sights: ideal conditions — May, October; good — April, June, September; poor — March, November; bad — July, August, December–February.
Wild Adventure: ideal conditions — April, October; good — May; average — February, March, June, September, November; poor — December, January; bad — July, August.
Climate month by month
Average temperature, in brackets the average daily minimum and maximum, then total rainfall.
Seoul: January -2°C (-7/2°C), 22 mm; February 0°C (-5/4°C), 28 mm; March 5°C (0/10°C), 42 mm; April 12°C (6/18°C), 72 mm; May 18°C (12/23°C), 108 mm; June 22°C (17/27°C), 128 mm; July 26°C (22/29°C), 388 mm; August 26°C (22/30°C), 348 mm; September 21°C (16/26°C), 138 mm; October 14°C (9/19°C), 52 mm; November 6°C (2/11°C), 52 mm; December 0°C (-4/4°C), 22 mm.
Busan: January 4°C (0/8°C), 38 mm; February 5°C (1/9°C), 52 mm; March 9°C (5/13°C), 72 mm; April 14°C (10/18°C), 128 mm; May 18°C (14/22°C), 158 mm; June 22°C (18/25°C), 222 mm; July 25°C (22/28°C), 272 mm; August 26°C (23/29°C), 228 mm; September 22°C (19/26°C), 168 mm; October 18°C (13/22°C), 72 mm; November 12°C (7/16°C), 42 mm; December 6°C (2/10°C), 28 mm.
Jeju: January 6°C (2/9°C), 62 mm; February 6°C (3/10°C), 72 mm; March 10°C (6/13°C), 98 mm; April 14°C (10/18°C), 98 mm; May 18°C (14/22°C), 128 mm; June 22°C (18/25°C), 212 mm; July 26°C (23/29°C), 278 mm; August 27°C (24/30°C), 288 mm; September 23°C (20/26°C), 168 mm; October 18°C (14/21°C), 82 mm; November 12°C (9/16°C), 72 mm; December 8°C (4/11°C), 52 mm.
Daily budget
Backpacker (hostel + street food + local transport): 50-60 USD, 45-50 EUR, 180-220 PLN per day.
Comfort (3★ hotel + restaurants + taxis): 120-140 USD, 100-120 EUR, 430-500 PLN per day.
Luxury (4–5★ hotel + private + fine dining): 260-300 USD, 220-260 EUR, 950-1100 PLN per day.
Currency: KRW.
Visa by passport
Poland, Germany, United Kingdom, France, Spain: Visa-free, up to 90 days. Visa-free up to 90 days; K-ETA exemption extended until 31 Dec 2026 (official Visit Korea information).
United States: Visa-free, up to 90 days. K-ETA waived for US through Dec 31, 2026; valid passport.
Japan: Visa-free, up to 90 days. Visa-free, K-ETA waived.
China: Embassy visa. Visa required (apply via a visa centre); Jeju Island: visa-free up to 30 days when arriving directly.
India: Embassy visa. Visa required — apply before travel (embassy or visa centre).
Visa data is indicative, as of 2026-10-14. Check the official source before you travel.
Places
Seoul Gyeongbokgung, Busan Beaches, Jeju Island, Gyeongju.
Source: mytravelcast.com. Updated: 2026-10-14.