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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Pulse Hub Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Hiroshima’s weather today, as shown in the live forecast above, sits within a humid subtropical climate that brings mild winters and hot, muggy summers. The city’s distinct rainy season runs from early June to mid‑July, while autumn and spring offer the most comfortable conditions for exploring.
What is the seasonal breakdown for Hiroshima?
Spring (March–May) and autumn (September–November) are the most pleasant times, with daytime highs between 15°C and 25°C. Summer (June–August) is hot and very humid, often exceeding 30°C, while winter (December–February) stays cool but rarely below freezing.
- July and August are the hottest months, with average highs near 32°C and high humidity.
- The rainy season peaks in June and early July, bringing frequent showers and occasional typhoons later in the year.
- Winter is crisp and dry; January is the coolest month with average lows around 2°C.
- For the hiroshima weather forecast 14 days, expect conditions typical of the current season – summer storms or winter chill depending on the time of year.
Are long-range forecasts for Hiroshima reliable?
For a hiroshima weather forecast 30 days, treat it as a general trend guide rather than a guarantee. The region’s coastal position and typhoon influences can shift conditions quickly, so check the live forecast above or the Japan Meteorological Agency for updates within a week.
- Longer outlooks are useful for trip planning but should be verified closer to travel.
- For hiroshima weather by month, seasonal averages are stable: November and December are dry and cool, while March sees warming and increasing rain.
Does Hiroshima ever get snow?
Snow is uncommon and usually light. The city averages only 5–10 cm a year, mostly in January and February, and it rarely settles for more than a day or two.
When is typhoon season in Hiroshima?
Typhoons typically affect the region from August to October, with September being the peak. Heavy rain and gusty winds are possible, so check the Severe Weather Warning page for alerts.
Can I see temperatures in Fahrenheit?
The live forecast above uses Celsius, but a simple conversion (C × 9/5 + 32) gives Fahrenheit. For example, 10°C equals 50°F. Our Australia weather hub focuses on metric units, consistent with Australian practice.