Hiroshima Weather in June
Thinking of visiting Hiroshima in June? Expect high temperatures reaching 27°C (81°F) during the day, dropping to 19°C (66°F) at night, and be prepared for the wettest month of the year.
Rainfall in Hiroshima in June
Expect frequent, heavy rain this month, marking the peak rainfall period. A poncho will help protect you from getting soaked. Records from the past 30 years suggest around 17 days of rain, with 212 mm (8.3 in) average for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Hiroshima in June
June in Hiroshima brings high temperatures, with highs of 27°C (81°F) and nights around 19°C (66°F). This kind of day-to-night contrast is typical for this time of year. Nights drop to around 19°C (66°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Hiroshima in June
The area enjoys a moderate level of sunlight, with around 155 hours. It's a good balance between sunny and cloudy days.
Wind Speed in Hiroshima in June
Wind speeds average 2 m/s (4 knots) during June. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.For Hiroshima itself, April, May, September, October and November generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Hiroshima's climate page.
Hiroshima Temperature in June
Min Temperature
19°C (66°F)
Max Temperature
27°C (81°F)
Chance of Rain
55%
Precipitation
212 mm (8.3 in)
Rainy days
17 days
Humidity
71%
Windspeed
2 m/s (4 knots)
Sunshine
155 hours
Percentage Sunshine
37%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Hiroshima typically stay consistent throughout June, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows typically ranging from 16°C (61°F) to 21°C (70°F).
Average temperatures in June
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather for Hiroshima in June
Browse day-by-day weather records for Hiroshima spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hiroshima historical weather extremes in June
Based on weather observations in Hiroshima between 1976 and 2026, these are the recorded extremes during June.
- On June 25, 2011, temperatures climbed to 33°C (91°F), marking the warmest June day on record.
- Hiroshima experienced its chilliest June day on June 5, 2015, reaching only 18°C (64°F).
- The lowest overnight temperature recorded in June was 11°C (52°F) (June 1, 1978).
Best Places in Japan in June
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in June →
perfect weather
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tolerable
unpleasant
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What to Wear in Hiroshima in June
Warm weather calls for comfortable, breathable clothing in June. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Hiroshima in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Hiroshima's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Hiroshima climate overview or explore weather in Japan.
