Cheongju Weather in December
During December, Cheongju experiences low daytime temperatures of 7°C (45°F) and cooler nights around -4°C (25°F). As part of the winter season, some snow/rainfall is to be expected.
Rainfall in Cheongju in December
You can expect snow/rain on roughly 9 days based on historical data, averaging 27 mm (1.1 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Cheongju in December
In December, Cheongju sees low temperatures, with highs of 7°C (45°F). Nights drop to around -4°C (25°F). December is part of winter. It stays cool throughout the day, so warm layers are a good idea from morning to evening. With overnight lows of -4°C (25°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold.
Sunshine in Cheongju in December
With about 156 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.If you prefer enjoying temperate temperatures and rain-free days, April, May and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 Cheongju's climate page.
Cheongju Temperature in December
Min Temperature
-4°C (25°F)
Max Temperature
7°C (45°F)
Chance of Rain
30%
Precipitation
27 mm (1.1 in)
Rainy days
9 days
Humidity
68%
Sunshine
156 hours
Percentage Sunshine
54%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Cheongju typically drop from around 7°C (45°F) at the start of December to approximately 3°C (37°F) by the end. Nights are very cold, with lows typically ranging from -8°C (18°F) to -3°C (27°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 Cheongju in December
Browse day-by-day weather records for Cheongju spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cheongju historical weather extremes in December
According to our 49 years of weather records for Cheongju, the following extremes were recorded between 1976 and 2025.
- The hottest December day on record in Cheongju reached 19°C (66°F) (December 9, 2023).
- Nighttime temperatures dropped to -20°C (-4°F) on December 27, 1980, marking the coldest December night on record.
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
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What to Wear in Cheongju in December
Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Pack a light rain jacket or compact umbrella for occasional showers. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Cheongju 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 Cheongju's climate page.
Temperature Rainfall Sunshine Humidity
See the full Cheongju climate overview or explore weather in South Korea.
