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

What is the temperature in December in Busan?

In December, in Busan, the average high-temperature is 10.5°C (50.9°F), and the average low-temperature is 2°C (35.6°F).

How many days does it rain in December in Busan?

In Busan, in December, during 4.2 rainfall days, typically, 22.8mm (0.9") of precipitation is accumulated.

How cold is the water in December in Busan?

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).
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).

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