Best time to visit Hiroshima

Find the best time to visit Hiroshima and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

Hiroshima by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Japan

  • Explore latest sale offers on holidays in 2025/2026
  • Filter deals by continent, star rating & holiday type
  • Including Dubai, Caribbean, North America, Asia & Pacific

TravelbagHoliday deal finder

When is the best time to visit Hiroshima?

The best time to visit Hiroshima is May, June, September and October based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]

Change the criteria to reflect your weather preferences.

Change criteria

Max Day Temperature (°C)

  • 8°C maximum daytime temperature in January in Hiroshima8
    Jan
  • 9°C maximum daytime temperature in February in Hiroshima9
    Feb
  • 12°C maximum daytime temperature in March in Hiroshima12
    Mar
  • 18°C maximum daytime temperature in April in Hiroshima18
    Apr
  • 22°C maximum daytime temperature in May in Hiroshima22
    May
  • 25°C maximum daytime temperature in June in Hiroshima25
    Jun
  • 29°C maximum daytime temperature in July in Hiroshima29
    Jul
  • 31°C maximum daytime temperature in August in Hiroshima31
    Aug
  • 27°C maximum daytime temperature in September in Hiroshima27
    Sep
  • 22°C maximum daytime temperature in October in Hiroshima22
    Oct
  • 16°C maximum daytime temperature in November in Hiroshima16
    Nov
  • 11°C maximum daytime temperature in December in Hiroshima11
    Dec

Which is the hottest month in Hiroshima?

The hottest time of year in Hiroshima is normally August. Expect maximum daytime temperatures to reach 31°C with very high heat and humidity.

Which month has the most rain in Hiroshima?

In terms of rainfall, June is usually the wettest month in Hiroshima with 267mm on average. There are normally 17 days in June with some rain.

When is it sunniest in Hiroshima?

The sunniest time of year in Hiroshima is normally August with bright sunshine on average for 51% of daylight hours; that's 7 hours of sunshine per day.

When is the sea warmest in Hiroshima?

The sea is usually at its warmest in Hiroshima in August when the water temperature reaches 26°C.

Best time to visit

The weather guide for Japan (Hiroshima) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Japan travel features

Do you want to learn more about Japan? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Japan.

Back to top

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Back to Holiday Weather Top ^