Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The onset of December introduces a moderate change in Gwangyang's weather, with average high-temperatures falling from November's mild 13.4°C (56.1°F) to a chilly 6.2°C (43.2°F). The low-temperature average for Gwangyang during December stands at a freezing cold -0.4°C (31.3°F).Humidity
In December, the average relative humidity in Gwangyang is 65%.Rainfall
The month with the least rainfall is December, when the rain falls for 6.8 days and typically collects 15mm (0.59") of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows in Gwangyang. Throughout December, in the average 2.7 snowfall days, it receives 3mm (0.12") of snow. Throughout the year, in Gwangyang, South Korea, there are 7.1 snowfall days, and 14mm (0.55") of snow is accumulated.Sea temperature
In December, the average sea temperature is 13.9°C (57°F).Note: With the appropriate swimsuit, one can swim in 13.9°C (57°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. A fleeting swim around 13°C (55.4°F) is distressing.
Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:18 and sunset at 17:17. On the last day of December, in Gwangyang, sunrise is at 07:36 and sunset at 17:27 KST.
Sunshine
In December, the average sunshine in Gwangyang is 6.1h.UV index
The months with the lowest UV index in Gwangyang, South Korea, are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. To protect against the Sun's most potent rays, avoid direct exposure around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
How cold is it in Gwangyang in December?
What is the average humidity in December in Gwangyang?
What is the driest month in Gwangyang?
How many days does it rain in December in Gwangyang?
When does it start snowing in Gwangyang?
What is the sea water temperature in December in Gwangyang?
What is the month with the shortest days in Gwangyang?
How many hours of daylight does Gwangyang have in December?
When are sunrise and sunset in December in Gwangyang?
How many hours of sunshine does Gwangyang have in December?
When is the lowest UV index in Gwangyang?
How high is the UV index in December in Gwangyang?
Average temperature in December
Gwangyang, South Korea
- Average high temperature in December: 6.2°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 (4.1°C).
- Average low temperature in December: -0.4°C
The month with the highest average low temperature is August (22.6°C).
The coldest month (with the lowest average low temperature) is January (-2.4°C).
Average pressure in December
Gwangyang, South Korea
- Average pressure in December: 1023.7mbar
The month with the highest atmospheric pressure is January (1024.5mbar).
The month with the lowest atmospheric pressure is July (1007.3mbar).
Average wind speed in December
Gwangyang, South Korea
- Average wind speed in December: 13.8km/h
The windiest month (with the highest average wind speed) is January (14.1km/h).
The calmest month (with the lowest average wind speed) is June (8.9km/h).
Average humidity in December
Gwangyang, South Korea
- Average humidity in December: 65%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is February (60%).
Average rainfall in December
Gwangyang, South Korea
- Average rainfall in December: 15mm
The wettest month (with the highest rainfall) is July (157mm).
The driest month (with the least rainfall) is December (15mm).
Average rainfall days in December
Gwangyang, South Korea
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in December
Gwangyang, South Korea
- Average snowfall in December: 3mm
The month with the highest snowfall is January (9mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Gwangyang, South Korea
- Average snowfall days in December: 2.7 days
The month with the highest number of snowfall days is December (2.7 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average sea temperature in December
Gwangyang, South Korea
- Average sea temperature in December: 13.9°C
The best month for swimming (with the highest average sea temperature) is August (25.6°C).
The coldest month (with the lowest average sea temperature) is March (11°C).
Average daylight in December /
Average sunshine in December
Gwangyang, South Korea
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 6h and 1min
The month with the most sunshine is May (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in December
Gwangyang, South Korea
- Average sunshine days in December: 22.4 days
The month with the most sunshine days is October (23.9 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in December
Gwangyang, South Korea
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Gwangyang, South Korea
- Average cloud cover in December: 32
The month with the most cloud cover is July (Cloud cover 53).
The month with the least cloud cover is October (Cloud cover 26).
Average visibility in December
Gwangyang, South Korea
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, June, September, October, November and December (10km).
The months with the lowest visibility are May, July and August (9km).
Gwangyang, South Korea
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