# One Mount Water Park, South Korea: what it is and when to go > One Mount Water Park is a visitor attraction (원마운트 워터파크) in South Korea (Goyang). Interests: With kids. The best time to visit is March to May and September to November. In June there are 14 h 35 of daylight, and in December, 9 h 24. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip. - Address: https://kokai.app/en/paises/asia/corea-del-sur/one-mount-water-park/ - Reviewed on: 2026-10-02 - Language: en ## In a nutshell - **What it is:** Activity · With kids - **Local name:** 원마운트 워터파크 - **Where:** South Korea - **Best time:** March to May and September to November. - **Nearest airport:** GMP Seoul, 12 km as the crow flies - **Opening hours:** Mo-Tu,We[2] off; We-Fr 10:00-17:30; Sa-Su 10:00-19:30 - **Coordinates:** 37.66381, 126.75452 ## What it is and where One Mount Water Park is a visitor attraction (원마운트 워터파크) in South Korea (Goyang). It is in [Goyang](https://kokai.app/en/paises/asia/corea-del-sur/goyang/), where this site lists 22 more places to see, 7.2 km from the centre. Its coordinates are 37.66381, 126.75452; the nearest main airport is Seoul Gimpo International Airport (GMP, Seoul), 12 km as the crow flies. How to get around South Korea (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/asia/corea-del-sur/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=37.663814%2C126.754523) - [Directions](https://www.google.com/maps/dir/?api=1&destination=37.663814%2C126.754523) It is one of the [With kids](https://kokai.app/en/paises/asia/corea-del-sur/familia/) places in South Korea. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap. ## When to go The best time to visit One Mount Water Park is **March to May and September to November**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Possible | 9 h 40 | | February | Possible | 10 h 36 | | March | Best time | 11 h 43 | | April | Best time | 12 h 59 | | May | Best time | 14 h 02 | | June | Possible | 14 h 35 | | July | Better not | 14 h 22 | | August | Possible | 13 h 27 | | September | Best time | 12 h 14 | | October | Best time | 11 h | | November | Best time | 9 h 56 | | December | Possible | 9 h 24 | In June there are 14 h 35 of daylight, and in December, 9 h 24. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather. When to go to South Korea in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/asia/corea-del-sur/#cuando-ir). ## Before you go to South Korea To enter South Korea there are 10 things to sort out before you leave, starting with “A passport with six months' validity”: they are all, with their deadlines, in [the South Korea checklist](https://kokai.app/en/paises/asia/corea-del-sur/#antes-de-salir). Currency: South Korean won (KRW); plugs: Type C and F · 220 V · 60 Hz (the same plug as in Spain); emergencies: 112 police · 119 ambulance and fire · 1330 tourist information, in Spanish. In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it. ## What is nearby - [Ilsan Bridge](https://kokai.app/en/paises/asia/corea-del-sur/ilsan-bridge/): Bridge · 3.6 km - [Securities Museum](https://kokai.app/en/paises/asia/corea-del-sur/securities-museum/): Museum · 4.0 km - [Jangneung-san](https://kokai.app/en/paises/asia/corea-del-sur/jangneungsan-mt/): Mountain in South Korea · 6.6 km - [Gimpo Bridge](https://kokai.app/en/paises/asia/corea-del-sur/gimpo-bridge/): Bridge · 6.8 km - [Bongseongsan](https://kokai.app/en/paises/asia/corea-del-sur/bongseongsan-mt/): Mountain in South Korea · 9.3 km Distances are as the crow flies. Everything else is in [the South Korea guide](https://kokai.app/en/paises/asia/corea-del-sur/). ## More in South Korea: With kids - [Lotte World](https://kokai.app/en/paises/asia/corea-del-sur/lotte-world/): Indoor amusement park in Seoul - [Love Land](https://kokai.app/en/paises/asia/corea-del-sur/jeju-love-land/): sculpture garden - [Korean Folk Village](https://kokai.app/en/paises/asia/corea-del-sur/korean-folk-village/): living museum - [COEX Aquarium](https://kokai.app/en/paises/asia/corea-del-sur/coex-aquarium/): aquarium in Seoul, South Korea - [Caribbean Bay](https://kokai.app/en/paises/asia/corea-del-sur/caribbean-bay/): water park - [Haesindang Park](https://kokai.app/en/paises/asia/corea-del-sur/haesindang-park/): park in Samcheok, South Korea Every South Korea place under With kids, each with its season, is on [its page](https://kokai.app/en/paises/asia/corea-del-sur/familia/). ## Frequently asked questions ### What is One Mount Water Park? It is a visitor attraction (원마운트 워터파크 in the local language) in South Korea. ### When is the best time to visit One Mount Water Park? March to May and September to November. In June there are 14 h 35 of daylight, and in December, 9 h 24. ### How do you get to One Mount Water Park? The nearest main airport is Seoul Gimpo International Airport (GMP), 12 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=37.663814%2C126.754523) opens the route on the map, and how to get around South Korea is explained in [its country guide](https://kokai.app/en/paises/asia/corea-del-sur/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the South Korea map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby. ### What else is around here? Nearby you have [Ilsan Bridge](https://kokai.app/en/paises/asia/corea-del-sur/ilsan-bridge/), [Securities Museum](https://kokai.app/en/paises/asia/corea-del-sur/securities-museum/), [Jangneung-san](https://kokai.app/en/paises/asia/corea-del-sur/jangneungsan-mt/). The rest is in [the South Korea guide](https://kokai.app/en/paises/asia/corea-del-sur/). Data from [OpenStreetMap](https://www.openstreetmap.org/node/4420521014), licensed under the ODbL. Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).