Season guide · Hiroshima · Japan
Hiroshima in summer
June–August: weather, crowds, prices and the best things to do this time of year.
Updated By the AMZBooking editorial team
Photo: Balon Greyjoy, CC0
Quick answer
A rainy June and early July, then hot, humid weather; the 6 August ceremony is the year's most significant day. Expect highs up to 33°C (91°F) and lows around 20°C (68°F), with about 33 rainy days across June–August.
Key facts
- Months
- June–August
- Temperatures
- 20°C (68°F) to 33°C (91°F)
- Rainy days in the season
- About 33
- Crowds
- Moderate
- Hotel prices
- Average
Weather in summer
| Month | High | Low | Rainy days | Daylight | Crowds |
|---|---|---|---|---|---|
| June | 28°C (82°F) | 20°C (68°F) | 13 | 14.4 h | 3/5 |
| July | 31°C (88°F) | 24°C (75°F) | 12 | 14.2 h | 3/5 |
| August | 33°C (91°F) | 25°C (77°F) | 8 | 13.4 h | 4/5 |
Compared with the rest of the year: average highs of 31°C (88°F) against a yearly 21°C (70°F), and 33 of the year's roughly 106 rainy days fall in these 3 months. Crowds rate 3/5 and hotel prices 3/5 on average.
What's on in summer
Recurring events; dates move from year to year, so confirm with the organiser.
- June: Tōkasan yukata festival downtown (usually early June)
- July: Kangensai music festival at Itsukushima Shrine (summer, on the lunar calendar)
- August: Peace Memorial Ceremony and lantern floating on the Motoyasu River (6 August)
- August: Obon holiday period (mid-August)
Good choices for summer
Street · Peace Park and Hondori
Hondori Shopping Arcade
Use it as a covered route between the Peace Park and Hatchobori on rainy days.
- Time needed
- 1 hour
- Cost
- Free
- Shopping
- Free
- Rainy day
Gallery · Hakushima and the castle
Hiroshima Museum of Art
A domed museum near the castle with a strong collection of French Impressionist and post-Impressionist painting — including works by Monet, Renoir, Van Gogh and Picasso — alongside modern Japanese oil painting.
- Time needed
- 1–1.5 hours
- Cost
- Mid-priced
- Art
- Rainy day
Gallery · Hiroshima Station area
Hiroshima City Museum of Contemporary Art
Walk through Hijiyama Park's sculpture paths and viewpoint after your visit.
- Time needed
- 1.5 hours
- Cost
- Low cost
- Art
- Rainy day
- Architecture
Museum · Peace Park and Hondori
Hiroshima Peace Memorial Museum
The museum documents the bombing and its aftermath through victims' belongings, photographs, testimonies and the long effects of radiation, then explains the nuclear age.
- Time needed
- 2 hours
- Cost
- Low cost
- History
- Rainy day
- Iconic
Experience · Peace Park and Hondori
Okonomimura
Sit at the counter and eat straight off the griddle with the small spatula, as locals do; add oysters in winter.
- Time needed
- 1 hour
- Cost
- Low cost
- Food
- Rainy day
- After dark
Day trips in summer
- Onomichi (About 1 hour 15 minutes by train) — A hillside port town with a temple walk past 25 temples, slopes full of cats and cafés, and Onomichi ramen.
- Kure and the Yamato Museum (About 35–50 minutes by train) — Kure was the Imperial Japanese Navy's main shipbuilding base.
What to pack
- Light, breathable clothes, a sun hat and high-factor sunscreen
- A compact umbrella and waterproof shoes — rain is frequent
- Comfortable walking shoes
Other times of year
Questions travellers ask
+Is summer a good time to visit Hiroshima?
It is a trade-off: A rainy June and early July, then hot, humid weather; the 6 August ceremony is the year's most significant day. The best months overall are March–May and October–November.
+What is the weather like in Hiroshima in summer?
Highs of up to 33°C (91°F) and lows around 20°C (68°F), with about 33 rainy days over the season.