Weather in Nagaoka in August
Nagaoka, Japan averages a high of 30.1°C (86.2°F) and low of 21.6°C (70.9°F) in August, with 14 rain days and 10.3 hours of daily sunshine. Travel score: 75/100 (Good). The best time to visit Nagaoka is June.
High
30°C86°F
Low
22°C71°F
🌧️
14
rain days
☀️
10.3
hrs/day sunshine
💧
82%
humidity
75— Good
August in Nagaoka is hot and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Nagaoka?
How much does it rain in Nagaoka in August?
Nagaoka receives an average of 156.6mm of rainfall across 14 rainy days in August. The annual total is 1773mm.
What should I pack for Nagaoka in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light, breathable clothing
Hot weather with highs around 30°C
🧢
Sun hat or cap
Protection from intense sun
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Japan in August?
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