Geoje Weather in December
December in Geoje brings low temperatures, with daytime highs of 11°C (52°F) and nights around 5°C (41°F). Rainfall is at its lowest this month, making it one of the more reliable months to be outdoors.
Rainfall in Geoje in December
Conditions tend to be dry and settled, making it a good month for outdoor plans, even if you'll want to dress for the cooler temperatures. Analyzing past climate data, one can expect approximately 4 days of rain, averaging 36 mm (1.4 in). Although rain is not especially frequent, individual showers can still be quite heavy.
Temperature in Geoje in December
Daytime temperatures in Geoje reach 11°C (52°F) in December, dropping to 5°C (41°F) at night. This month falls in the winter season. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights drop to 5°C (41°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Geoje in December
The month brings about 186 hours of sunlight, offering a comfortable mix of sun and overcast.
Wind Speed in Geoje in December
Average wind conditions reach 2 m/s (4 knots) in December. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.If your ideal day consists of dry skies and pleasant temperatures, October typically offers the best circumstances for Geoje .
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Geoje 's climate page.
Geoje Temperature in December
Min Temperature
5°C (41°F)
Max Temperature
11°C (52°F)
Chance of Rain
15%
Precipitation
36 mm (1.4 in)
Rainy days
4 days
Humidity
61% *
Windspeed
2 m/s (4 knots) *
Sunshine
186 hours *
Percentage Sunshine
61% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Geoje typically drop from around 11°C (52°F) at the start of December to approximately 8°C (46°F) by the end. Nights are very cold, with lows typically ranging from -3°C (27°F) to 1°C (34°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Geoje in December
Browse day-by-day weather records for Geoje spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Geoje historical weather extremes in December
According to our 49 years of weather records for Geoje , the following extremes were recorded between 1976 and 2025.
- The warmest day in December was on December 9, 2023, with a maximum of 19°C (66°F).
- The coldest December day was on December 26, 2025, with a maximum of -1°C (30°F).
- The coldest night in December in Geoje was on December 30, 2006, with a minimum of -11°C (12°F).
Best Places in South Korea in December
Find out more about the weather in South Korea and which places have the best travel conditions in this month. See all of South Korea in December →
perfect weather
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tolerable
unpleasant
poor
What to Wear in Geoje in December
Pack for changing conditions in Geoje in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Pack a light rain jacket or compact umbrella for occasional showers. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Geoje in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Geoje 's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Geoje climate overview or explore weather in South Korea.
