Weather in Kōshi in January
Kōshi, Japan averages a high of 8.8°C (47.8°F) and low of 1.4°C (34.5°F) in January, with 8 rain days and 6.9 hours of daily sunshine. Travel score: 59/100 (Mixed). The best time to visit Kōshi is October.
High
9°C48°F
Low
1°C35°F
🌧️
8
rain days
☀️
6.9
hrs/day sunshine
💧
74%
humidity
59— Mixed
January in Kōshi is cool and mostly dry — mixed conditions — plan indoor alternatives.
What are the average temperatures in Kōshi?
How much does it rain in Kōshi in January?
Kōshi receives an average of 63.3mm of rainfall across 8 rainy days in January. The annual total is 1929.3mm.
What should I pack for Kōshi in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 9°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around 1°C
🧣
Warm scarf
Protect against cold winds
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