Busan Weather in January: What to Expect
In January, Busan averages highs of 6.5°C and lows of -2.5°C, with about 4 rainy days (~41 mm). Verdict: Cool — bring layers — cooler 6.5°C days. That makes it the 2nd hottest of South Korea's 6 main cities this month.
Busan vs other South Korea cities in January
South Korea is not one climate. In January, Jeju runs to 7.7°C while Incheon sits at 2°C — a 6°C spread. Here is where Busan falls:
What to pack for Busan in January
With highs near 6.5°C and lows around -2.5°C, pack warm layers, a proper jacket, and closed shoes, a warm fleece or down layer for cold nights.
Busan is on the coast — add swimwear; the water can feel cool for swimming this month.
What to do in Busan in January
January's weather suits sightseeing through the day. Top sights:
Public holidays in South Korea, January
- 2026-01-01 — New Year's Day
- 2027-01-01 — New Year's Day
Busan in January — FAQs
What is the weather like in Busan in January?
In January, Busan averages daytime highs of 6.5°C and overnight lows around -2.5°C, with roughly 4 rainy days and about 41 mm of rain across the month. Cool — bring layers — cooler 6.5°C days.
Is January a good time to visit Busan?
Cool — bring layers. January is comfortable enough for full-day sightseeing in Busan. Among South Korea's cities, Busan is the 2nd hottest this month.
What should I pack for Busan in January?
For January (-2.5–6.5°C), pack warm layers, a proper jacket, and closed shoes, a warm fleece or down layer for cold nights.
What is there to do in Busan in January?
Busan's main sights include Busan, Gaya Tumuli, Busan Al-Fatah Mosque. The weather suits visiting these comfortably through the day.
Are there public holidays in South Korea in January?
Yes — New Year's Day (2026-01-01), New Year's Day (2027-01-01). Sites can be busier or closed around these dates.
Busan weather by month: