Live Weather & Forecast
Weather in Hiroshima
Japan · Real-time conditions & 3-day outlook
17°C
Feels like 17°C
62°F / Feels 62°F
Light rain
Hiroshima, Japan
🌞 Daytime
Updated: 2026-04-15 14:00
Humidity
97%
Wind
5.8 km/h NE
Wind Gust
7.1 km/h
Pressure
1008 mb
Visibility
9 km
UV Index
0.9
(Low)
Precipitation
2.42 mm
Cloud Cover
100%
Dew Point
15.9°C
Wind Degree
49°
Air Quality Index
US EPA: Moderate
UK DEFRA: Low (2)
CO
195.9 μg/m³
NO₂
20.4 μg/m³
O₃
70 μg/m³
SO₂
6.7 μg/m³
PM 2.5
21.7 μg/m³
PM 10
26.7 μg/m³
Today's Hourly Forecast
24-hour breakdown for Hiroshima, Japan
12 AM
15°
Mist
1 AM
15°
Mist
2 AM
15°
Light drizzle
3 AM
16°
Fog
4 AM
16°
Fog
5 AM
16°
Light drizzle
6 AM
16°
Light rain
7 AM
16°
Light rain
8 AM
16°
Light drizzle
9 AM
16°
Light drizzle
10 AM
16°
Moderate rain
11 AM
16°
Light rain
12 PM
16°
Moderate rain
1 PM
16°
Moderate rain
2 PM
17°
Light rain
3 PM
16°
Light rain
4 PM
16°
Moderate rain
5 PM
16°
Light rain
6 PM
16°
Light drizzle
7 PM
16°
Light drizzle
8 PM
15°
Mist
9 PM
15°
Mist
10 PM
15°
Patchy rain nearby
11 PM
15°
Cloudy
3-Day Forecast
Daily overview for Hiroshima, Japan
Today
Heavy rain
17°
/
15°
🌧️ 99% chance of rain
💧 Avg. humidity: 96%
💨 Max wind: 8.6 km/h
🌧️ Total precip: 25.74 mm
☀️ UV Index: 0.2
🌅 Sunrise: 05:36 AM
🌇 Sunset: 06:38 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Sunny
21°
/
10°
🌧️ 0% chance of rain
💧 Avg. humidity: 62%
💨 Max wind: 13.3 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.2
🌅 Sunrise: 05:35 AM
🌇 Sunset: 06:39 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Overcast
20°
/
8°
🌧️ 0% chance of rain
💧 Avg. humidity: 64%
💨 Max wind: 8.3 km/h
🌧️ Total precip: 0.06 mm
☀️ UV Index: 1.7
🌅 Sunrise: 05:34 AM
🌇 Sunset: 06:40 PM
🌙 New Moon
🌑 Moon: 0% lit
Best Time to Visit Hiroshima
Plan your trip around the most favorable weather conditions in Hiroshima, Japan.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Hiroshima?
Current conditions in Hiroshima: Light rain, temperature 17°C, humidity 97%.
What is the best time to visit Hiroshima?
The best time to visit Hiroshima is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Hiroshima?
Hiroshima shares the climate of Japan. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Hiroshima?
Rainfall patterns in Hiroshima vary by season. Peak rainfall typically occurs outside of the dry season.
What should I pack for Hiroshima?
For visits during June – September: light clothing and sun protection. For the November – March period: layers and a waterproof jacket are recommended for Hiroshima.
What country is Hiroshima in?
Hiroshima is a state/province of Japan.
What are the public holidays in Hiroshima in 2026?
View the full list of 2026 public holidays for Hiroshima on our Holidays page.
What are the coordinates for the weather forecast in Hiroshima?
The weather forecast for Hiroshima is based on coordinates 34.5683, 133.2366.