Miyajima Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Miyajima.
Climate overview of Miyajima
The climate in Miyajima, Hiroshima, Japan, fluctuates dramatically throughout the year. Summer brings very warm temperatures while winter can turn quite cold, with heavy rainfall and occasional snow blanketing the island. The iconic floating torii gate creates one of Japan's most spectacular scenes, especially when the tide rolls in at sunset. The island's wild deer wandering between ancient temples and the challenging Mount Misen climb reward you with panoramic views across the Seto Inland Sea.
Miyajima Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Miyajima - and find the best time to visit.
Monthly Temperature in Miyajima
In Miyajima, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a very warm 31°C (88°F) in August to a chilly 10°C (50°F) in the coolest month, January.
Nights vary from 24°C (75°F) in August to around 2°C (36°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Miyajima
Miyajima experiences significant rain/snowfall throughout the year, averaging 1690 mm (67 in) of precipitation annually. The climate in Miyajima shows significant variation throughout the year. Expect heavy rainfall in July, the wettest month, with an average of 254 mm (10 in) of precipitation over 17 rainy days.
In contrast, the driest month January offers drier and sunnier days, with around 60 mm (2.4 in) of rainfall over 18 rainy days. For more details, please visit our Miyajima Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Miyajima
Miyajima offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between May (7.1 hours daily) and January (4.6 hours daily) provides a bit of variety for visitors and residents.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Miyajima by Month
The relative humidity is high throughout the year in Miyajima.
The city experiences its highest humidity in July, reaching 73%. In April, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Miyajima
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, October and November
- Warmest weather: July and August
- Most sunshine: May and August
- Fewer rainy days: April, May, August, October and November
- Wettest months: April, May, June, July, August and September, when rainfall is highest.
- Seasonal pattern: Very warm summers and cold winters
Frequently asked questions about the climate in Miyajima
What is the best time to visit Miyajima?
May, October and November typically offer the most optimal weather in Miyajima. In contrast, January and July tend to have less optimal conditions. Miyajima has very warm summers and cold winters.
What temperatures can I expect in Miyajima?
Daytime highs range from 10°C (50°F) in January to 31°C (88°F) in August. Nighttime lows range from 2°C (36°F) to 24°C (75°F). Temperatures vary considerably through the year.
How much rain does Miyajima get?
Annual rainfall is around 1690 mm (67 in). July is the wettest month with 254 mm (10 in), while January is the driest with 60 mm (2.4 in).
How sunny is Miyajima?
Miyajima receives around 2,051 hours of sunshine per year. May is the sunniest month with 212 hours, while January is the cloudiest with just 137 hours. Overall, Miyajima enjoys abundant sunshine.
Miyajima 3-Day Forecast
Miyajima on the map
Miyajima is highlighted - select any city to see its climate.
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