Weather in Jeju Island, South Korea in December

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Visiting Jeju Island, South Korea in December

The weather in December is marginally cooler than the previous month and temperatures continue to drop slightly into January. December has average maximum temperatures of 3°C (37°F) which is too cold for sunbathing. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.0 hours of sunshine per day. It is not a good time for sunbathing in Jeju Island.

Sea temperatures are a chilly 18°C (65°F). December is a little too cold to enjoy swimming in Jeju Island for prolonged periods of time. The sea temperature in December is cooler than the previous month and temperatures continue to drop into January.

Also consider one of our other suggestions for December.

Can you sunbathe in Jeju Island in December?

No, December is not a good time for sunbathing in Jeju Island.

December has average maximum temperatures of 3°C (37°F) which is too cold for sunbathing. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.0 hours of sunshine per day.

More about December temperature and sunshine.

Can you swim in Jeju Island in December?

Probably not, December is a little too cold to enjoy swimming in Jeju Island for prolonged periods of time with the sea water at 18°C (65°F).

More about December sea temperatures.

Is December a good time to holiday in Jeju Island?

No, December is not a good time for a holiday in Jeju Island.

December has average maximum temperatures of 3°C (37°F) which is too cold for sunbathing. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.0 hours of sunshine per day. It is not a good time for sunbathing in Jeju Island. Sea temperatures are a chilly 18°C (65°F). December is a little too cold to enjoy swimming in Jeju Island for prolonged periods of time.

More about the December temperatures and sunshine.

Is Jeju Island warm in December?

No, Jeju Island is too cold for sunbathing in December.

The average maximum temperature in Jeju Island in December is 3°C (37°F). The average maximum temperature is 4°C (39°) in the previous month and 2°C (35°F) in the next month.

The average temperature in Jeju Island in December is 2°C (35°F). The average temperature is 3°C (38°F) in the previous month and 1°C (34°F) in the next month.

More info about the December temperatures and sunshine.

How sunny is Jeju Island in December?

The average day light hours per day in Jeju Island in December are 10. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.0 hours of sunshine per day.

More about December sunshine.

Temperature in Jeju Island in December

The weather in December is marginally cooler than the previous month and temperatures continue to drop slightly into January. The average maximum temperature in Jeju Island in December is 3°C (37°F). The average maximum temperature is 4°C (39°F) in the previous month and 2°C (35°F) in the next month.

The average temperature in Jeju Island in December is 2°C (35°F). The average temperature is 3°C (38°F) in the previous month and 1°C (34°F) in the next month.

The average minimum temperature in Jeju Island in December is 1°C (34°F). The minimum temperature is 3°C (37°F) in the previous month and 1°C (33°F) in the next month.

Sunshine in Jeju Island in December

The days in December are slightly shorter than the previous month. December has a slightly more hours of sunshine than the previous month. During December the average day light hours are 10 per day in Jeju Island. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.0 hours of sunshine per day.

The ultraviolet index in Jeju Island in December is typically 3 during December. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Jeju Island in December

The average sea water temperature in Jeju Island in December is 18.4°C (65.1°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water. The sea temperature in December is cooler than the previous month and temperatures continue to drop into January.

Humidity in Jeju Island in December

The maximum dew point (an indicator of humidity) in Jeju Island in December is 1°C (34°F) which is a bit dry for some. The dew point is 2°C (36°F) in the previous month and 0°C (0°F) in the next month.

The average maximum relative humidity in Jeju Island in December is typically 19%. The maximum relative humidity is 18.9% in the previous month and 18.9% in the next month.

The average relative humidity in Jeju Island in December is typically 15.6%. The average relative humidity is 15.7% in the previous month and 15.6% in the next month.

Wind Speed in Jeju Island in December

The average maximum wind speed in Jeju Island in December is typically 7KM/H (4MPH). The average maximum wind speed is 6KM/H (4MPH) in the previous month and 6KM/H (4MPH) in the next month.

The average wind speed in Jeju Island in December is typically 4KM/H (3MPH). The average wind speed is 4KM/H (2MPH) in the previous month and 4KM/H (2MPH) in the next month.

The average wind direction in Jeju Island in December is from the East.

Suggested Beaches in December

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.