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Rainy or Freezing Day in Seoul: Indoor Plans by Area

Bad weather doesn't have to cost you a day in Seoul. Pick one area with a big indoor anchor linked to the subway, from the free National Museum of Korea to COEX, Lotte World and The Hyundai Seoul. Hours and prices as of 2026-11.

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Seoul's summer rainy season usually arrives in late June and July, and winter brings sharp cold snaps. Neither has to ruin a trip. The trick is to pick one area with a big indoor anchor, ideally linked to a subway station, and keep the day there instead of crossing the city. Hours and prices below are as of 2026-11 and can change, so check official pages before you go.

Yongsan: the National Museum of Korea

The National Museum of Korea is one of the largest indoor spaces in the city, and its permanent galleries are free. Regular hours are 9:30 to 17:30, extended to 21:00 on Wednesdays and Saturdays, with last entry 30 minutes before closing. Special exhibitions charge separately. From Ichon Station (Line 4 and the Gyeongui-Jungang Line) a covered walkway leads toward the museum, so you are outside only briefly.

The government has said it plans to start charging for the permanent galleries during 2027, but as of 2026-11 no start date or price had been announced.

Nearby, Yongsan I'Park Mall is connected to Yongsan Station, and Leeum Museum of Art in Hannam-dong opens Tuesday to Sunday, 10:00 to 18:00. Its Korean antiquities collection is free to view, while special exhibitions are ticketed.

Gangnam: COEX and the Starfield Library

COEX Mall is connected underground to Samseong Station (Line 2), so you can arrive without an umbrella. Inside, the Starfield Library is free and open 10:30 to 22:00 every day. Its towering bookshelves are the photo everyone takes, and mid-morning on a weekday is the calmest time.

In the same mall, SEA LIFE COEX Aquarium opens 10:00 to 20:00, with last entry at 19:00. When checked in October 2026, the adult list price was 35,000 won, with cheaper tickets online. Ktown4u's K-pop store is in the COEX Artium building nearby, and Bongeunsa Temple is across the road if the rain stops.

Jamsil: Lotte World

Lotte World Adventure is a large indoor theme park beside Jamsil Station (Lines 2 and 8), with an outdoor section, Magic Island, on the lake next door. Since April 2026 an adult one-day pass costs 67,000 won and an After4 ticket 55,000 won, both including the Folk Museum. Discounted foreigner tickets are often sold on booking platforms; bring your passport, since the gate can ask for it. On cold or wet days, plan around the indoor half.

Lotte World Mall next door has shops, restaurants, an aquarium and a WITHMUU K-pop store.

Yeouido: The Hyundai Seoul

The Hyundai Seoul is a department store known for its indoor garden, sunlit atrium and frequent pop-up stores. Entry is free. The store lists hours of 10:30 to 20:00 Monday to Thursday and 10:30 to 20:30 Friday to Sunday, with dining open later, and it closes on set days that change each month. From Exit 3 of Yeouido Station (Lines 5 and 9), an underground moving walkway of about 500 metres leads to the basement entrance.

Downtown: Gwanghwamun and Jongno

  • HiKR Ground, the Korea Tourism Organization's free K-culture space beside Cheonggyecheon Stream, has a K-pop studio, exhibitions and a tourist information centre. Its exhibition floors close on Mondays.
  • Kyobo Book Centre Gwanghwamun is connected underground to Gwanghwamun Station (Line 5) and is listed as open daily 9:30 to 22:00.
  • The National Palace Museum and the National Folk Museum, both on the Gyeongbokgung grounds, are free. Expect a short walk outdoors to reach them.
  • Gwangjang Market is a largely covered traditional market where you can eat at the stalls out of the rain. Stall hours vary.

Underground shopping

Seoul has long underground shopping arcades connected to subway stations. Goto Mall at Express Bus Terminal Station and the Myeongdong Underground Shopping Center are two of the best known, and both are free to wander when it pours.

Tips for bad-weather days

  • Use Naver Map to find the exit that connects to your destination. Many malls link directly to stations.
  • Convenience stores sell umbrellas and disposable raincoats.
  • During heavy rain warnings, stay away from Han River parks, streamside paths and low underpasses, which can flood quickly.
  • Indoor heating is strong in winter, so dress in layers you can take off.
  • Check closing days. Many museums, including Leeum, close on Mondays.
  • COEX and Lotte World get crowded on rainy weekend afternoons, when everyone has the same idea. Go early.

A wet or freezing day in Seoul can still be a full one, and several of these places are worth a visit in any weather.

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Last checked: Nov 14, 2026 · Sources: [1] [2] [3] [4] [5] [6] [7] [8] [9]

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