Best Time to Visit Hiroshima
Japan · 30-year monthly climate averages
☀️ When to go
Based on 30 years of climate data, the most comfortable months to visit Hiroshima are May, October and November, when daytime temperatures are agreeable and rainfall is relatively low.
Climate profile
Hiroshima sees its warmest weather in August, when daytime highs average around 33°C, and its coolest in January (around 10°C).
Annual precipitation totals roughly 1572mm — July is typically the wettest month (~280mm) and January the driest (~46mm).
A distinctly wetter period runs from March to September — worth planning around if you prefer dry days.
May is the sunniest month, with about 211 hours of sunshine.
Year at a glance
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
🔥 Recent heat vs normal
Daily forecast highs vs the 30-year normal — last 37 days
Each bar is one day: orange above normal, blue below.
Month by month
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 10° / 2°C | 46mm | 🤔 Fair |
| February | 11° / 2°C | 64mm | 🤔 Fair |
| March | 15° / 5°C | 118mm | 🤔 Fair |
| April | 20° / 10°C | 141mm | 👍 Good |
| May | 24° / 15°C | 170mm | 👍 Good |
| June | 27° / 20°C | 227mm | 🤔 Fair |
| July | 31° / 24°C | 280mm | ⚠️ Challenging |
| August | 33° / 25°C | 131mm | 🤔 Fair |
| September | 29° / 21°C | 163mm | 🤔 Fair |
| October | 24° / 15°C | 109mm | 🌟 Great |
| November | 18° / 9°C | 69mm | 👍 Good |
| December | 12° / 4°C | 54mm | 🤔 Fair |
FAQ
- What is the best time to visit Hiroshima?
- Based on 30 years of climate data, the most comfortable months to visit Hiroshima are May, October and November, when daytime temperatures are agreeable and rainfall is relatively low.
- What is the hottest month in Hiroshima?
- August is typically the hottest month in Hiroshima, with average daytime highs around 33°C.
- What is the rainiest month in Hiroshima?
- July is usually the wettest month, with around 280mm of precipitation.