Weather in Hiroshima in July
July in Hiroshima is a hot month. Plan the serious walking for morning. The rest of the day wants shade and a slower pace.
In Japan, this is how Hiroshima actually wears July, not how a country centroid would. Compared with August and January, July sits in the middle of Hiroshima's year.

- Average temp
- 27°C
24–31°C
- Rainfall
- 299 mm
A wet month
- Sunshine
- 5.6 h
hours per day
- Wind
- 8 km/h
What to expect
Daytime
Hot days in Hiroshima. Ruins, markets and hills are a morning job. Midday sightseeing is how people remember July for the wrong reason.
Nights stay warm. Air-con, if you can get it, is part of the brief. A jumper for July in Hiroshima is almost always a waste of bag space.
Rain
July is the wet side of the year in Hiroshima, the wettest stretch on these averages. Days can be heavy. Plans that cannot survive rain are the wrong plans.
This is not a reason to skip Hiroshima if you like the place. It is a reason to pack for weather and to stop treating every grey hour as a failed holiday.
Evening
Evenings stay warm.
What to pack
Sun protection
Rain jacket
Where to stay in Hiroshima
Dates are a starting point for July.

Travel guides for Hiroshima
What to read before you book.
Average weather in Hiroshima
TemperatureRainfall
Similar weather in July
Other destinations whose July averages sit close to this one.
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FAQs about Hiroshima
Climate averages for Hiroshima, 1991–2020.
The best time to visit Hiroshima is between August and November, the most comfortable stretch of the year on these averages.
August is the hottest month, with an average around 29°C.
July is the wettest month, with about 299 mm of rain.
No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.



