Weather in Hiroshima in June

June in Hiroshima is warm outdoor weather. Days are long enough to be useful. Shade starts to matter at midday.

In Japan, this is how Hiroshima actually wears June, not how a country centroid would. Compared with August and January, June sits in the middle of Hiroshima's year.

Hiroshima
Average temp
24°C

20–27°C

Rainfall
228 mm

A wet month

Sunshine
4.9 h

hours per day

Wind
8 km/h

What to expect

Daytime

Warm days in Hiroshima in June. A hat starts to earn its keep at midday. Evenings are the comfortable part of the clock.

You can walk at more hours than in the fierce months. Still build in a pause when the sun is high. Nights are easy.

Rain

June is the wet side of the year in Hiroshima. 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

  • Rain jacket

Where to stay in Hiroshima

Dates are a starting point for June.

All hotels in Hiroshima

Travel guides for Hiroshima

What to read before you book.

All travel guides in Hiroshima

Average weather in Hiroshima

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 28 Aug 2026265 places covered

Similar weather in June

Other destinations whose June 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.