Best time to swim in Incheon in South Korea Sea temperature by month

Do you want to swim in the sea in Incheon in South Korea? But when is the best time to go to be sure to have pleasant water for swimming in Incheon and be able to swim without catching cold? This month, or a different one? The answer is on this page, with the sea water temperature by month in Incheon, based on the average temperatures recorded in previous years.

Best time to swim in Incheon: the water temperature by month

Do you feel like swimming in Incheon in South Korea? Discover the average sea temperature for each month of the year (based on previous years' data) and our opinion on swimming in the table below. For more information on the sea temperature of a specific month, click on the month's name in the table.

Month Sea temperature
January 41°F (min: 36°F/max: 47°F)
February 38°F (min: 36°F/max: 41°F)
March 40°F (min: 36°F/max: 45°F)
April 47°F (min: 41°F/max: 54°F)
May 56°F (min: 49°F/max: 64°F)
June 66°F (min: 60°F/max: 72°F)
July 72°F (min: 69°F/max: 76°F)
August 75°F (min: 70°F/max: 79°F)
September 72°F (min: 69°F/max: 75°F)
October 66°F (min: 61°F/max: 70°F)
November 57°F (min: 51°F/max: 64°F)
December 48°F (min: 42°F/max: 55°F)

Water temperature variation in Incheon throughout the year

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