Donghae
South Korea
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Donghae, South Korea

The first month of the winter, December, is also a frosty month in Donghae, South Korea, with average temperature ranging between min -0.9°C (30.4°F) and max 7.9°C (46.2°F).

Temperature

In December, the average high-temperature decreases, from a mild 13.6°C (56.5°F) in November, to a frosty 7.9°C (46.2°F). In Donghae, South Korea, the average low-temperature is -0.9°C (30.4°F).

Humidity

The least humid month is December, with an average relative humidity of 46.8%.

Rainfall

December is the month with the least rainfall. Rain falls for 3.9 days and accumulates 21.3mm (0.8") of precipitation.

Sea temperature

In December, the average sea temperature in Donghae is 12.3°C (54.1°F). Swimming in 12.3°C (54.1°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The month with the shortest days is December, with an average of 9.6h of daylight.

Sunshine

In December, the average sunshine in Donghae is 6h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Donghae, South Korea. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to the UV radiation for average individuals.
In December, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in December in Donghae?

In December, in Donghae, South Korea, the average high-temperature is 7.9°C (46.2°F), and the average low-temperature is -0.9°C (30.4°F).

What is the least humid month in Donghae?

The least humid month in Donghae is December, with an average relative humidity of 46.8%.

What is the average humidity in December in Donghae?

The average relative humidity in December in Donghae is 46.8%.

How many days does it rain in December in Donghae?

In Donghae, in December, during 3.9 rainfall days, 21.3mm (0.8") of precipitation is typically accumulated.

What is the driest month in Donghae?

The month with the least rainfall in Donghae, South Korea, is December when the rain falls for 3.9 days and typically collects 21.3mm (0.8") of precipitation.

How cold is the water in December in Donghae?

In Donghae, the average seawater temperature in December is 12.3°C (54.1°F). Swimming in 12.3°C (54.1°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the month with the shortest days in Donghae?

With an average of 9.6h of daylight, December has the shortest days of the year in Donghae.

What is the average length of the day in December in Donghae?

In December, the average length of the day in Donghae is 9.6h.

How many hours of sunshine does Donghae have in December?

In Donghae, the average sunshine in December is 6h.

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

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

What is the UV index reading in December in Donghae?

In December, the average daily maximum UV index in Donghae is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from the exposure to the Sun's UV rays.
Average temperature in December - Donghae, South Korea
  • Average high temperature in December: 7.9°C

The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is January (5.2°C).

  • Average low temperature in December: -0.9°C

The month with the highest average low temperature is August (20.7°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).

Average humidity in December - Donghae, South Korea
  • Average humidity in December: 46.8%

The month with the highest relative humidity is August (82.6%).
The month with the lowest relative humidity is December (46.8%).

Average rainfall in December - Donghae, South Korea
  • Average rainfall in December: 21.3mm

The wettest month (with the highest rainfall) is September (241.1mm).
The driest month (with the lowest rainfall) is December (21.3mm).

Average rainfall days in December - Donghae, South Korea
  • Average rainfall days in December: 3.9 days

The month with the highest number of rainy days is August (15 days).
The month with the lowest number of rainy days is December (3.9 days).

Average sea temperature in December - Donghae, South Korea
  • Average sea temperature in December: 12.3°C

The best month for swimming (with the highest average sea temperature) is August (24.3°C).
The coldest month (with the lowest average sea temperature) is March (9.5°C).

Average daylight in December / Average sunshine in December - Donghae, South Korea
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).

  • Average sunshine in December: 6h

The month with most sunshine is April (Average sunshine: 7h).
The month with least sunshine is July (Average sunshine: 4.7h).

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

The month with the highest UV index is July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).