Weather in Incheon in January
Incheon, South Korea averages a high of 1.5°C (34.7°F) and low of -5.9°C (21.4°F) in January, with 4 rain days and 7.8 hours of daily sunshine. Travel score: 58.8/100 (Mixed). The best time to visit Incheon is June.
High
2°C35°F
Low
-6°C21°F
🌧️
4
rain days
☀️
7.8
hrs/day sunshine
💧
61%
humidity
59— Mixed
January in Incheon is cold and mostly dry — bring heavy winter clothing.
What are the average temperatures in Incheon?
How much does it rain in Incheon in January?
Incheon receives an average of 18.5mm of rainfall across 4 rainy days in January. The annual total is 1145mm.
What should I pack for Incheon in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Heavy winter coat
Cold weather with highs around 2°C
🩳
Thermal base layers
Stay warm in freezing temperatures
🧤
Warm gloves
Cold nights around -6°C
🧣
Warm scarf
Protect against cold winds
Traveling to South Korea in January?
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