Weather in Cheonan in December
Cheonan, South Korea averages a high of 4.4°C (39.9°F) and low of -3.4°C (25.9°F) in December, with 4 rain days and 7.4 hours of daily sunshine. Travel score: 59.6/100 (Mixed). The best time to visit Cheonan is May.
High
4°C40°F
Low
-3°C26°F
🌧️
4
rain days
☀️
7.4
hrs/day sunshine
💧
68%
humidity
60— Mixed
December in Cheonan is cold and mostly dry — bring heavy winter clothing.
What are the average temperatures in Cheonan?
How much does it rain in Cheonan in December?
Cheonan receives an average of 22.2mm of rainfall across 4 rainy days in December. The annual total is 1147.3mm.
What should I pack for Cheonan in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Heavy winter coat
Cold weather with highs around 4°C
🩳
Thermal base layers
Stay warm in freezing temperatures
🧤
Warm gloves
Cold nights around -3°C
🧣
Warm scarf
Protect against cold winds
Traveling to South Korea in December?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31