Busan
South Korea
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Busan, South Korea

The Haedong Yonggungsa Temple set on a beautiful hillside in Busan, South Korea
The Haedong Yonggungsa Temple set on a beautiful hillside in Busan, South Korea
December, the first month of the winter, in Busan, is still a cool month, with temperature in the range of an average low of 2°C (35.6°F) and an average high of 10.5°C (50.9°F).

Temperature

In December, the average high-temperature decreases, from an enjoyable 16.3°C (61.3°F) in November, to a cool 10.5°C (50.9°F). In Busan, the average low-temperature is 2°C (35.6°F).

Humidity

In Busan, the average relative humidity is 50.1%.

Rainfall

December is the month with the least rainfall in Busan. Rain falls for 4.2 days and accumulates 22.8mm (0.9") of precipitation.

Sea temperature

In Busan, in December, the average water temperature is 16.7°C (62.1°F). For most, swimming in 16.7°C (62.1°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

December has the shortest days of the year in Busan, with an average of 9.8h of daylight.

Sunshine

The average sunshine in December is 6.6h.

UV index

Months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV radiation for ordinary individuals.
The average daily UV index of 2 transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in December in Busan?

The average high-temperature, in December, in Busan, South Korea, is 10.5°C (50.9°F), while the average low-temperature is 2°C (35.6°F).

What is the average humidity in December in Busan?

In December, the average relative humidity in Busan is 50.1%.

How many days does it rain in December in Busan?

In Busan, in December, it is raining for 4.2 days, with typically 22.8mm (0.9") of accumulated precipitation.

What is the driest month in Busan?

The month with the least rainfall in Busan is December when the rain falls for 4.2 days and typically collects 22.8mm (0.9") of precipitation.

How cold is the water in December in Busan?

In Busan, South Korea, in December, the average water temperature is 16.7°C (62.1°F). For most, swimming in 16.7°C (62.1°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

What is the month with the shortest days in Busan?

With an average of 9.8h of daylight, December has the shortest days of the year in Busan, South Korea.

How many hours of daylight does Busan have in December?

In Busan, the average length of the day in December is 9.8h.

How many hours of sunshine does Busan have in December?

The average sunshine in December is 6.6h.

What is the month with the lowest UV index in Busan?

January and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index intensity in December in Busan?

In Busan, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays.
Average temperature in December - Busan, South Korea
  • Average high temperature in December: 10.5°C

The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (7.8°C).

  • Average low temperature in December: 2°C

The month with the highest average low temperature is August (23.4°C).
The coldest month (with the lowest average low temperature) is January (-0.6°C).

Average humidity in December - Busan, South Korea
  • Average humidity in December: 50.1%

The month with the highest relative humidity is July (84.3%).
The month with the lowest relative humidity is January (48.3%).

Average rainfall in December - Busan, South Korea
  • Average rainfall in December: 22.8mm

The wettest month (with the highest rainfall) is July (316.9mm).
The driest month (with the lowest rainfall) is December (22.8mm).

Average rainfall days in December - Busan, South Korea
  • Average rainfall days in December: 4.2 days

The month with the highest number of rainy days is July (13.6 days).
The month with the lowest number of rainy days is December (4.2 days).

Average sea temperature in December - Busan, South Korea
  • Average sea temperature in December: 16.7°C

The best month for swimming (with the highest average sea temperature) is August (26.3°C).
The coldest month (with the lowest average sea temperature) is March (13.3°C).

Average daylight in December / Average sunshine in December - Busan, South Korea
  • Average daylight in December: 9.8h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in December: 6.6h

The month with most sunshine is May (Average sunshine: 7.2h).
The month with least sunshine is July (Average sunshine: 5.3h).

Average UV index in December - Busan, South Korea
  • Average UV index in December: 2

Months with the highest UV index are June, July and August (UV index 10).
Months with the lowest UV index are January and December (UV index 2).