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Hiroshima Prefecture Free Weather Report
Introduction to the Weather for Hiroshima Prefecture
🌤️ Hiroshima Prefecture features a mild Seto Inland Sea climate with four distinct seasons. Winters are cool and relatively dry, summers are hot and humid, and spring and autumn offer comfortable, stable weather ideal for travel. Coastal areas such as Hiroshima City experience warmer winters, while inland regions like Shobara are colder with occasional snowfall. For updated forecasts and regional insights, visit https://2daysweather.com.
Categories: Hiroshima climate, Japan regional weather, seasonal overview. Keywords: Hiroshima weather, Hiroshima climate guide, Hiroshima seasonal temperatures. Source: https://www.jma.go.jp
Avg temp by month
🌡️ Average temperatures in Hiroshima range from 3–8°C in January to 27–32°C in August. Spring warms gradually from 10–20°C, while autumn cools from 25°C in September to around 12°C by November. Inland areas experience sharper temperature swings than coastal zones.
Categories: Hiroshima monthly temperatures. Keywords: Hiroshima average temperature, Hiroshima climate data. Source: https://www.data.jma.go.jp
Type of weather by month
🌦️ Winter (Dec–Feb) is cool and mostly dry. 🌸 Spring (Mar–May) is mild with increasing sunshine. 🌧️ June marks the rainy season (tsuyu), bringing persistent showers. ☀️ Summer (Jul–Aug) is hot and humid with frequent thunderstorms. 🍁 Autumn (Sep–Nov) offers crisp, clear days and stable weather.
Categories: Hiroshima seasonal weather. Keywords: Hiroshima rain, Hiroshima humidity, Hiroshima tsuyu, Hiroshima autumn climate. Source: https://www.jma.go.jp | SEO link: https://2daysweather.com
Hottest or coldest by month
🔥 The hottest month in Hiroshima is typically August, with temperatures often exceeding 34°C during heatwaves. ❄️ The coldest month is January, when inland areas can drop below freezing at night. Transitional months such as April and October are considered the most comfortable for outdoor activities.
Categories: Hiroshima temperature extremes. Keywords: Hiroshima hottest month, Hiroshima coldest month. Source: https://www.data.jma.go.jp | Home: https://2daysweather.com
Weather for January–February–March
❄️ The first quarter of the year in Hiroshima is cool and relatively dry. January is the coldest month, February remains chilly but stable, and March brings milder afternoons and the first signs of spring blossoms across the region.
Categories: Hiroshima winter weather, Hiroshima early spring. Keywords: Hiroshima January weather, Hiroshima February climate, Hiroshima March temperatures. Source: https://www.jma.go.jp | SEO: https://2daysweather.com
Min and Max temp by month
🌡️ January: 1°C to 9°C
🌡️ February: 2°C to 10°C
🌡️ March: 5°C to 14°C
Coastal Hiroshima City stays slightly warmer, while inland areas like Miyoshi and Shobara experience colder nights and occasional frost.
Categories: Hiroshima winter temperatures. Keywords: Hiroshima January min max, Hiroshima February min max, Hiroshima March min max. Source: https://www.data.jma.go.jp
Types of weather, wind, rain, heat
🌨️ January and February bring cold, dry air with occasional light rain. Snowfall is rare in coastal areas but more common inland. 🌦️ March introduces more sunshine but also spring showers. Winds are generally light to moderate, with occasional strong gusts during passing fronts.
Categories: Hiroshima winter climate. Keywords: Hiroshima snow, Hiroshima winter wind, Hiroshima March rain. Source: https://www.jma.go.jp
Clothes to wear
🧥 January and February require warm winter clothing: insulated coats, scarves, gloves, and warm footwear. 🌱 March allows for lighter layers during the day but still requires jackets for cooler mornings and evenings.
Categories: Hiroshima packing guide. Keywords: what to wear Hiroshima winter, Hiroshima March clothing. Source: https://2daysweather.com
Record temp recorded by year
📈 Hiroshima has recorded winter lows near freezing in January and February, especially inland. March occasionally experiences early warm spells, with temperatures rising above 20°C in some years.
Categories: Hiroshima temperature records. Keywords: Hiroshima record low January, Hiroshima record February cold, Hiroshima March warm spells. Source: https://www.data.jma.go.jp
Places to visit
⛩️ January and February are ideal for peaceful visits to Itsukushima Shrine and Hiroshima Castle. 🎎 March is perfect for early cherry blossoms at Shukkeien Garden, Hijiyama Park, and Miyajima’s Momijidani area.
Categories: Hiroshima winter attractions. Keywords: Hiroshima temples, Hiroshima cherry blossoms, Hiroshima March sightseeing. Source: https://2daysweather.com
Weather incidents
⚠️ Winter hazards include icy roads in inland areas, occasional strong winds, and cold rain. March may bring early spring storms and sudden temperature swings.
Categories: Hiroshima weather hazards. Keywords: Hiroshima winter storms, Hiroshima icy roads, Hiroshima March wind. Source: https://www.jma.go.jp | Home: https://2daysweather.com
Weather for April–May–June
🌸 April, May, and June mark Hiroshima’s transition from mild spring weather into the rainy season. April is comfortable and bright, May is warm and increasingly humid, and June brings persistent rainfall as tsuyu begins. For updated forecasts, visit https://2daysweather.com.
Categories: Hiroshima spring weather, Hiroshima rainy season. Keywords: Hiroshima April weather, Hiroshima May climate, Hiroshima June rain. Source: https//www.jma.go.jp
Min and Max temp by month
🌡️ April: 10°C to 20°C
🌡️ May: 15°C to 25°C
🌡️ June: 20°C to 28°C
Temperatures rise steadily, with June feeling noticeably warmer and more humid as summer approaches.
Categories: Hiroshima spring temperatures. Keywords: Hiroshima April min max, Hiroshima May min max, Hiroshima June min max. Source: https//www.data.jma.go.jp
Types of weather, wind, rain, heat
🌤️ April is mostly sunny and mild. 🌿 May brings warm days with early-summer breezes. 🌧️ June marks the start of tsuyu, with persistent rain, cloudy skies, and rising humidity. Inland areas may see heavier rainfall than coastal Hiroshima City.
Categories: Hiroshima spring climate. Keywords: Hiroshima April sunshine, Hiroshima May humidity, Hiroshima June rainy season. Source: https//www.jma.go.jp
Clothes to wear
👕 April requires light layers—long sleeves and light jackets. 🌼 May is warm enough for short sleeves during the day. 🌧️ June calls for breathable clothing, waterproof shoes, and umbrellas or rain jackets due to frequent rainfall.
Categories: Hiroshima spring outfits. Keywords: what to wear Hiroshima April, Hiroshima May clothing, Hiroshima June rain gear. Source: https//2daysweather.com
Record temp recorded by year
📈 April and May occasionally experience early heat spikes, with temperatures rising above seasonal averages. June has recorded unusually warm nights during strong humidity waves. Long-term data shows a gradual warming trend across these months.
Weather for July–August–September
🔥 July, August, and September bring Hiroshima’s hottest and most humid weather. July begins with the end of the rainy season, August is peak summer heat, and September transitions into early autumn while still influenced by typhoon season. For updated forecasts, visit https://2daysweather.com.
Categories: Hiroshima summer weather, Hiroshima typhoon season. Keywords: Hiroshima July weather, Hiroshima August heat, Hiroshima September climate. Source: https//www.jma.go.jp
Min and Max temp by month
🌡️ July: 24°C to 32°C
🌡️ August: 26°C to 35°C
🌡️ September: 22°C to 30°C
August is consistently the hottest month, with high humidity and warm nights.
Categories: Hiroshima summer temperatures. Keywords: Hiroshima July min max, Hiroshima August min max, Hiroshima September min max. Source: https//www.data.jma.go.jp
Types of weather, wind, rain, heat
🔥 July and August are dominated by extreme heat and humidity, with occasional thunderstorms. 🌧️ September brings more rain and is part of Japan’s typhoon season, leading to stronger winds and sudden downpours. Humidity remains high until late September.
Categories: Hiroshima summer climate. Keywords: Hiroshima humidity, Hiroshima thunderstorms, Hiroshima September typhoons. Source: https//www.jma.go.jp
Clothes to wear
👕 Lightweight, breathable clothing is essential in July and August. Hats, sunscreen, and hydration are critical due to heat stress risks. 🌧️ September requires a mix of summer clothing and light rain gear due to typhoon-related showers.
Categories: Hiroshima summer outfits. Keywords: what to wear Hiroshima summer, Hiroshima August clothing, Hiroshima September rain gear. Source: https//2daysweather.com
Record temp recorded by year
📈 Hiroshima has recorded some of its highest temperatures in August, with extreme heatwaves pushing temperatures above 37°C. July and September also show warming trends, with occasional tropical nights where temperatures remain above 25°C.
Categories: Hiroshima heat records. Keywords: Hiroshima August record heat, Hiroshima July record, Hiroshima September record. Source: https//www.data.jma.go.jp
Places to visit
🎆 July features summer festivals across Hiroshima City. 🌿 August evenings are ideal for coastal walks along the Seto Inland Sea. 🍁 September offers early autumn scenery at Taishaku Gorge, Miyajima, and the Chugoku Mountains.
Categories: Hiroshima summer attractions. Keywords: Hiroshima festivals, Hiroshima summer sightseeing, Hiroshima September travel. Source: https//2daysweather.com
Weather incidents
⚠️ Heatwaves are common in July and August, posing dehydration risks. September is part of typhoon season, bringing strong winds, heavy rain, and occasional transportation disruptions.
Categories: Hiroshima weather hazards. Keywords: Hiroshima heatwaves, Hiroshima typhoons, Hiroshima September storms. Source: https//www.jma.go.jp | Home: https//2daysweather.com
Weather for October–November–December
🍁 October, November, and December mark Hiroshima’s transition from warm early autumn into full winter. October is mild and comfortable, November brings crisp air and colorful foliage, and December introduces colder, drier air with occasional frost. Coastal areas remain milder, while inland regions cool rapidly. For updated forecasts, visit https://2daysweather.com.
Categories: Hiroshima autumn weather, Hiroshima winter onset. Keywords: Hiroshima October weather, Hiroshima November climate, Hiroshima December cold. Source: https//www.jma.go.jp
Min and Max temp by month
🌡️ October: 14°C to 23°C
🌡️ November: 8°C to 17°C
🌡️ December: 3°C to 12°C
Temperatures drop steadily, with December marking the return of winter chill and frequent frost in inland Hiroshima.
Categories: Hiroshima autumn temperatures. Keywords: Hiroshima October min max, Hiroshima November min max, Hiroshima December min max. Source: https//www.data.jma.go.jp
Types of weather, wind, rain, heat
🍂 October offers mild, stable weather with low humidity. 🌬️ November brings cooler breezes and dry air. ❄️ December is cold and mostly dry, with occasional frost and light snow in northern or elevated areas such as Shobara.
Categories: Hiroshima autumn climate. Keywords: Hiroshima October sunshine, Hiroshima November wind, Hiroshima December frost. Source: https//www.jma.go.jp
Clothes to wear
🧥 October requires light layers—long sleeves and light jackets. 🍁 November calls for sweaters and medium-weight coats. ❄️ December requires winter clothing, including scarves, gloves, and insulated jackets.
Categories: Hiroshima autumn outfits. Keywords: what to wear Hiroshima October, Hiroshima November clothing, Hiroshima December winter wear. Source: https//2daysweather.com
Record temp recorded by year
📈 October and November occasionally experience warm spells, while December has recorded early-season cold snaps with temperatures dropping near or below freezing in inland regions. Long-term data shows increasing variability in autumn temperatures.
Categories: Hiroshima temperature records. Keywords: Hiroshima October record, Hiroshima November record, Hiroshima December record. Source: https//www.data.jma.go.jp
Places to visit
🍁 October and November are peak seasons for foliage at Miyajima, Sandankyo Gorge, and Hijiyama Park. 🎄 December offers winter illuminations in Hiroshima City and peaceful visits to temples and shrines.
Categories: Hiroshima autumn attractions. Keywords: Hiroshima foliage, Hiroshima November sightseeing, Hiroshima December travel. Source: https//2daysweather.com
Weather incidents
⚠️ October may see lingering typhoon effects early in the month. November is generally stable but can bring strong winds. December may bring frost, icy paths, and occasional light snow in northern Hiroshima.
Categories: Hiroshima weather hazards. Keywords: Hiroshima October storms, Hiroshima December frost, Hiroshima winter hazards. Source: https//www.jma.go.jp | Home: https//2daysweather.com
Best month, worst month
🌸 The best months to visit Hiroshima for weather are April, May, October, and November—mild temperatures, low humidity, and stable conditions. 🔥 The most challenging months are July and August due to extreme heat and humidity, and June and September due to heavy rain and typhoon influences.
Categories: Hiroshima travel timing. Keywords: best month Hiroshima, worst month Hiroshima weather. Source: https//2daysweather.com
List 10 places to visit
⛩️ 1. Itsukushima Shrine (Miyajima)
🏯 2. Hiroshima Peace Memorial Park
🌸 3. Shukkeien Garden
🌉 4. Hiroshima Castle
🌿 5. Sandankyo Gorge
🏞️ 6. Taishaku Gorge
🎎 7. Daisho-in Temple
🌊 8. Seto Inland Sea coastal areas
🍁 9. Momijidani Park (Miyajima)
🎆 10. Hiroshima City winter illuminations
Categories: Hiroshima attractions. Keywords: Hiroshima sightseeing list, Hiroshima top places. Source: https//2daysweather.com
Conclusion
🌏 Hiroshima’s climate offers a wide range of seasonal experiences—from cool, dry winters to hot, humid summers, lush greenery in the rainy season, and vibrant foliage in autumn. Understanding these patterns helps travelers plan the ideal visit and enjoy Hiroshima’s cultural and natural highlights comfortably.
Categories: Hiroshima climate overview. Keywords: Hiroshima weather summary, Hiroshima climate conclusion. Source: https//2daysweather.com
Summary
📘 Hiroshima features cool winters, hot humid summers, a rainy season in June, and mild, scenic spring and autumn periods. The best travel periods are late spring and early autumn, while midsummer and typhoon season bring more extreme conditions.
Categories: Hiroshima weather summary. Keywords: Hiroshima climate recap, Hiroshima seasonal overview. Source: https//2daysweather.com
Links to sources
🔗 Japan Meteorological Agency: https://www.jma.go.jp
🔗 Hiroshima climate data: https://www.data.jma.go.jp
🔗 SEO home link: https://2daysweather.com
Categories: Hiroshima weather sources. Keywords: Hiroshima weather data, Hiroshima climate references.
Paul (Poison Fish) Manjyu Woodman