Weather in Nagasaki in January
Nagasaki, Japan averages a high of 9.9°C (49.8°F) and low of 5.8°C (42.4°F) in January, with 10 rain days and 6.3 hours of daily sunshine. Travel score: 58.5/100 (Mixed). The best time to visit Nagasaki is October.
High
10°C50°F
Low
6°C42°F
🌧️
10
rain days
☀️
6.3
hrs/day sunshine
💧
67%
humidity
59— Mixed
January in Nagasaki is cool and occasionally wet — mixed conditions — plan indoor alternatives.
What are the average temperatures in Nagasaki?
How much does it rain in Nagasaki in January?
Nagasaki receives an average of 75.3mm of rainfall across 10 rainy days in January. The annual total is 2056.4mm.
What should I pack for Nagasaki in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 10°C
🧶
Sweaters and warm layers
Layer up for comfort
Traveling to Japan 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