December weather forecast
Gangneung, South Korea

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Weather in December

Weather in Gangneung in December sees the full-blown impact of winter. The chill is felt quite strongly with temperatures dropping further. In comparison to November, December witnesses increased snowfall, with the city recording an average snowfall of 40mm (1.57"). As people make merry to welcome the new year, Gangneung turns into a winter wonderland with a blanketing of frosty snow. As the year ends, Gangneung glistens under a layer of snow, dazzling in the diminished daylight, creating an enchanting atmosphere.

Temperature

The average high-temperature decreases in December, shifting from a fresh 10°C (50°F) in November to an icy 2.9°C (37.2°F). An average nighttime temperature of -2.4°C (27.7°F) is noted in Gangneung during the month of December.

Humidity

January and December, with an average relative humidity of 62%, are the least humid months.

Rainfall

December is the month with the least rainfall. Rain falls for 5.8 days and accumulates 23mm (0.91") of precipitation.

Snowfall

Months with snowfall in Gangneung are January through April, November and December. In December, in Gangneung, South Korea, it is snowing for 3.3 days. Throughout December, 40mm (1.57") of snow is accumulated. Throughout the year, there are 17.1 snowfall days, and 248mm (9.76") of snow is accumulated.

Sea temperature

In Gangneung, in December, the average water temperature is 11.5°C (52.7°F).
Note: Dipping into 11.5°C (52.7°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.

Daylight

December has the shortest days of the year, with an average of 9h and 36min of daylight.
On the first day of December, sunrise is at 07:21 and sunset at 17:06. On the last day of the month, sunrise is at 07:39 and sunset at 17:15 KST.

Sunshine

The average sunshine in December in Gangneung, South Korea, is 6.5h.

UV index

The months with the lowest UV index in Gangneung are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

Frequently asked questions

How cold is it in Gangneung in December?

In Gangneung, in December, the average high-temperature is 2.9°C (37.2°F), and the average low-temperature is -2.4°C (27.7°F).

What is the least humid month in Gangneung?

January and December, with an average relative humidity of 62%, are the least humid months.

What is the average humidity in December in Gangneung?

In Gangneung, the average relative humidity in December is 62%.

What is the driest month in Gangneung?

December is the month with the least rainfall in Gangneung, South Korea. Rain falls for 5.8 days and accumulates 23mm (0.91") of precipitation.

How many days does it rain in December in Gangneung?

In Gangneung, South Korea, in December, during 5.8 rainfall days, 23mm (0.91") of precipitation is typically accumulated.

How many days does it snow in December in Gangneung?

In Gangneung, in December, during 3.3 snowfall days, 40mm (1.57") of snow is typically accumulated.

How cold is the water in December in Gangneung?

In December, the average sea temperature in Gangneung is 11.5°C (52.7°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

What is the month with the shortest days in Gangneung?

With an average of 9h and 36min of daylight, December has the shortest days of the year in Gangneung, South Korea.

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

The average day length in December is 9h and 37min.

When is the sunrise / sunset in December in Gangneung?

In December, on the first day of the month, sunrise is at 07:21 and sunset at 17:06. On the last day of the month, sunrise is at 07:39 and sunset at 17:15 KST.

How many hours of sunshine does Gangneung have in December?

In December, the average sunshine duration in Gangneung is 6.5h.

What are the months with the lowest UV index in Gangneung?

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

What is the UV index intensity in December in Gangneung?

In December, the average daily maximum UV index in Gangneung is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.

Average temperature in December
Gangneung, South Korea

Average temperature in December - Gangneung, South Korea
  • Average high temperature in December: 2.9°C

The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (1°C).

  • Average low temperature in December: -2.4°C

The month with the highest average low temperature is August (20.5°C).
The coldest month (with the lowest average low temperature) is January (-4.6°C).

Average pressure in December
Gangneung, South Korea

Average pressure in December - Gangneung, South Korea
  • Average pressure in December: 1022.2mbar

The month with the highest atmospheric pressure is January (1023.2mbar).
The month with the lowest atmospheric pressure is July (1007.1mbar).

Average wind speed in December
Gangneung, South Korea

Average wind speed in December - Gangneung, South Korea
  • Average wind speed in December: 16.5km/h

The windiest month (with the highest average wind speed) is December (16.5km/h).
The calmest month (with the lowest average wind speed) is June (9.5km/h).

Average humidity in December
Gangneung, South Korea

Average humidity in December - Gangneung, South Korea
  • Average humidity in December: 62%

The month with the highest relative humidity is July (85%).
The months with the lowest relative humidity are January and December (62%).

Average rainfall in December
Gangneung, South Korea

Average rainfall in December - Gangneung, South Korea
  • Average rainfall in December: 23mm

The wettest month (with the highest rainfall) is July (148mm).
The driest month (with the least rainfall) is December (23mm).

Average rainfall days in December
Gangneung, South Korea

Average rainfall days in December - Gangneung, South Korea
  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is July (19.9 days).
The month with the least rainy days is February (4.8 days).

Average snowfall in December
Gangneung, South Korea

Average snowfall in December - Gangneung, South Korea
  • Average snowfall in December: 40mm

The month with the highest snowfall is February (79mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December
Gangneung, South Korea

Average snowfall days in December - Gangneung, South Korea
  • Average snowfall days in December: 3.3 days

The month with the highest number of snowfall days is February (5.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in December
Gangneung, South Korea

Average sea temperature in December - Gangneung, South Korea
  • Average sea temperature in December: 11.5°C

The best month for swimming (with the highest average sea temperature) is August (24°C).
The coldest month (with the lowest average sea temperature) is March (8.4°C).

Average daylight in December /
Average sunshine in December
Gangneung, South Korea

Average daylight in December / Average sunshine in December - Gangneung, South Korea
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 6h and 3min

The month with the most sunshine is May (Average sunshine: 10h and 24min).
The month with the least sunshine is November (Average sunshine: 6h and 0min).

Average sunshine days in December
Gangneung, South Korea

Average sunshine days in December - Gangneung, South Korea
  • Average sunshine days in December: 22.4 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is July (7.1 days).

Average UV index in December
Gangneung, South Korea

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Gangneung, South Korea

Average cloud cover in December - Gangneung, South Korea
  • Average cloud cover in December: 24

The month with the most cloud cover is July (Cloud cover 42).
The month with the least cloud cover is December (Cloud cover 24).

Average visibility in December
Gangneung, South Korea

Average visibility in December - Gangneung, South Korea
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (10km).
The months with the lowest visibility are July and August (9km).

Gangneung, South Korea

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