Swimming in South Korea in january 2025 Sea temperature by city in january
Do you want to go to the beach in South Korea in january 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in january in South Korea by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in South Korea in january 2025
Here, find the average sea temperature in South Korea in january in several coastal cities.
South in january
59°F
min: 55°F / max: 63°F
59°F
min: 56°F / max: 62°F
Namhae
55°F
min: 51°F / max: 60°F
Tongyeong
58°F
min: 53°F / max: 62°F
Ulsan
58°F
min: 53°F / max: 61°F
Yeosu
56°F
min: 51°F / max: 60°F
Northeast in january
North West in january
41°F
min: 36°F / max: 47°F
Ansan-si
41°F
min: 36°F / max: 47°F
Hwaseong-si
41°F
min: 36°F / max: 47°F
East in january
56°F
min: 53°F / max: 60°F
Gyeongju
56°F
min: 52°F / max: 60°F
Uljin
54°F
min: 50°F / max: 57°F
West in january
Gunsan
45°F
min: 40°F / max: 51°F
Where should you go swimming in South Korea in the month of january?
Swimming in South Korea in january is cold (in the best case scenario)
In january in South Korea swimming conditions vary by city. Details below:
Swimming in january in Gaigeturi is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average temperature of 61°F (min: 58°F/max: 65°F).
Forget about swimming in Busan, Jeju Island (Jejudo), Gangneung, Incheon, Pohang, Sokcho, Gyeongju, Namhae, Tongyeong, Uljin, Ulsan, Yeosu, Ansan-si, Goseong, Gunsan, Haenam, Hwaseong-si, Jangan, Moppo, Muan, Oepo and Seogwipo in january! The water temperature is freezing, reaching as low as 55°F (and only 63°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!
Where to go swimming in South Korea in january: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in january
Busan
| January | |||
| Average sea temperature | 59°F | ||
| Minimum sea temperature | 55°F | ||
| Maximum sea temperature | 63°F | ||
| Average outside temperature | 41°F | ||
| Maximum outside temperature | 45°F | ||
| Minimum outside temperature | 36°F | ||
| Precipitation | 1.1in | ||
| Number of days of precipitation | 2 jour(s) (6%) | ||
| Cloud cover | 26% | ||
| Our opinion | freezing swimming |
More information on swimming in Busan in january
Jeju Island (Jejudo)
| January | |||
| Average sea temperature | 59°F | ||
| Minimum sea temperature | 56°F | ||
| Maximum sea temperature | 62°F | ||
| Average outside temperature | 43°F | ||
| Maximum outside temperature | 47°F | ||
| Minimum outside temperature | 41°F | ||
| Precipitation | 3.9in | ||
| Number of days of precipitation | 5 jour(s) (16%) | ||
| Cloud cover | 57% | ||
| Our opinion | freezing swimming |
More information on swimming in Jeju Island (Jejudo) in january
Gangneung
| January | |||
| Average sea temperature | 51°F | ||
| Minimum sea temperature | 47°F | ||
| Maximum sea temperature | 56°F | ||
| Average outside temperature | 29°F | ||
| Maximum outside temperature | 34°F | ||
| Minimum outside temperature | 25°F | ||
| Precipitation | 1.8in | ||
| Number of days of precipitation | 3 jour(s) (8%) | ||
| Cloud cover | 25% | ||
| Our opinion | freezing swimming |
More information on swimming in Gangneung in january
Incheon
| January | |||
| Average sea temperature | 41°F | ||
| Minimum sea temperature | 36°F | ||
| Maximum sea temperature | 47°F | ||
| Average outside temperature | 31°F | ||
| Maximum outside temperature | 36°F | ||
| Minimum outside temperature | 27°F | ||
| Precipitation | 1.1in | ||
| Number of days of precipitation | 1 jour(s) (3%) | ||
| Cloud cover | 35% | ||
| Our opinion | freezing swimming |
More information on swimming in Incheon in january
Pohang
| January | |||
| Average sea temperature | 56°F | ||
| Minimum sea temperature | 53°F | ||
| Maximum sea temperature | 60°F | ||
| Average outside temperature | 34°F | ||
| Maximum outside temperature | 40°F | ||
| Minimum outside temperature | 29°F | ||
| Precipitation | 1.7in | ||
| Number of days of precipitation | 2 jour(s) (7%) | ||
| Cloud cover | 25% | ||
| Our opinion | freezing swimming |
More information on swimming in Pohang in january
List of coastal cities in South Korea
| Busan in january | freezing swimming |
| Jeju Island (Jejudo) in january | freezing swimming |
| Gangneung in january | freezing swimming |
| Incheon in january | freezing swimming |
| Pohang in january | freezing swimming |
| Sokcho in january | freezing swimming |
| Gyeongju in january | freezing swimming |
| Namhae in january | freezing swimming |
| Tongyeong in january | freezing swimming |
| Uljin in january | freezing swimming |
| Ulsan in january | freezing swimming |
| Yeosu in january | freezing swimming |
| Ansan-si in january | freezing swimming |
| Gaigeturi in january | cold swimming |
| Goseong in january | freezing swimming |
| Gunsan in january | freezing swimming |
| Haenam in january | freezing swimming |
| Hwaseong-si in january | freezing swimming |
| Jangan in january | freezing swimming |
| Moppo in january | freezing swimming |
| Muan in january | freezing swimming |
| Oepo in january | freezing swimming |
| Seogwipo in january | freezing swimming |