Weather in Iwakuni in June
Iwakuni, Japan averages a high of 25.3°C (77.5°F) and low of 19°C (66.2°F) in June, with 13 rain days and 8.5 hours of daily sunshine. Travel score: 73/100 (Good). The best time to visit Iwakuni is October.
High
25°C78°F
Low
19°C66°F
🌧️
13
rain days
☀️
8.5
hrs/day sunshine
💧
84%
humidity
73— Good
June in Iwakuni is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Iwakuni?
How much does it rain in Iwakuni in June?
Iwakuni receives an average of 223.8mm of rainfall across 13 rainy days in June. The annual total is 1590.1mm.
What should I pack for Iwakuni in June?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 25°C
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Japan in June?
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