Climate and monthly weather forecastMasan, South Korea

Climate and monthly weather forecast

The best time to visit Masan

August is the best period for swimming and other water activities in Masan, South Korea, as the sea temperature is 26.1°C (79°F)

Weather in January

In January, the average sea temperature in Masan, South Korea, is 13.6°C (56.5°F). Note: With the appropriate swimsuit, one can swim in 13.6°C (56.5°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. Weather in January »

Weather in February

In Masan, South Korea, the average seawater temperature in February is 12.7°C (54.9°F). Note: Swimming at temperatures less than 10°C (50°F) in 12.7°C (54.9°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. Weather in February »

Weather in March

The month with the coldest seawater in Masan, South Korea, is March, with an average sea temperature of 12.4°C (54.3°F). Note: Unprotected swimming in 12.4°C (54.3°F) is dangerous due to potential cold shock. Weather in March »

Weather in April

In Masan, South Korea, the average seawater temperature in April is 14.2°C (57.6°F). Note: With an efficient thermal swimsuit, one can navigate 14.2°C (57.6°F) even if it's colder than 10°C (50°F); otherwise, rapid cold shock and breathlessness might set in. Weather in April »

Weather in May

In May, the average sea temperature in Masan, South Korea, is 16.4°C (61.5°F). Note: For most, swimming in 16.4°C (61.5°F) is not a pleasant experience. Weather in May »

Weather in June

In Masan, South Korea, in June, the average water temperature is 20.4°C (68.7°F). Note: Swimming is not a pleasant activity for most when the water temperature is 20.4°C (68.7°F). Weather in June »

Weather in July

In Masan, South Korea, the average seawater temperature in July is 23.7°C (74.7°F). Note: Individual preferences to cold, influenced by conditions such as sunshine, wind, and surrounding temperature, play a part in the comfort of swimming in 23.7°C (74.7°F) waters. Weather in July »

Weather in August

An excellent water temperature of 26.1°C (79°F) makes August in Masan, South Korea, a prime for swimming and other water activities. August is the month with the warmest seawater, with an average sea temperature of 26.1°C (79°F). Note: Engaging in water activities, such as swimming or diving, in temperatures from 25°C (77°F) to 29°C (84.2°F) is very pleasurable for extended periods, without any discomfort. Weather in August »

Weather in September

In Masan, South Korea, the average seawater temperature in September is 24.5°C (76.1°F). Note: Your comfort in 24.5°C (76.1°F) waters hinges on your relationship with the cold, today's sunny disposition, wind patterns, and the air's temperature. Weather in September »

Weather in October

In Masan, South Korea, the average seawater temperature in October is 21.8°C (71.2°F). Note: In water with a temperature of 21.8°C (71.2°F), most people do not enjoy swimming. Weather in October »

Weather in November

In November, the average sea temperature in Masan, South Korea, is 18.7°C (65.7°F). Note: In water with a temperature of 18.7°C (65.7°F), most people do not enjoy swimming. Weather in November »

Weather in December

In Masan, South Korea, in December, the average water temperature is 15.6°C (60.1°F). Note: Swimming is not a pleasant activity for most when the water temperature is 15.6°C (60.1°F). Weather in December »

Frequently asked questions

The month with the coldest seawater is March, with an average sea temperature of 12.4°C (54.3°F).

June has the longest days of the year, with an average of 14h and 30min of daylight.

The month with the warmest seawater is August, with an average sea temperature of 26.1°C (79°F).

The month with the shortest days is December, with an average of 9h and 48min of daylight.

Masan does not observe Daylight Saving Time (DST). KST timezone is used over the entire year.

Average sea temperature
Masan, South Korea

The best month for swimming (with the highest average sea temperature) is August (26.1°C).
The coldest month (with the lowest average sea temperature) is March (12.4°C).

Average daylight
Masan, South Korea

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).