Onomichi Sunshine Hours by Month

In climate discussions, the hours of sunlight reveal much about a location. This page shows the total number of hours of direct sunlight per month and the average hours per day in Onomichi, Hiroshima, Japan. The numbers reflect climate data gathered over a 30-year period, from 1990 to 2020.

Monthly hours of sunshine

Across the seasons, sunshine hours in Onomichi vary. From a high of 212 hours in May, to a low of 137 hours in January, the city offers a balanced mix of sunny and overcast days. The total annual sunshine amounts to 2051 hours.

Daily hours of sunshine

Enjoy up to 7.1 hours of daily sun in May, and experience slightly darker atmosphere in January, with about 4.6 hours of daily sunlight.

Average percent of sunshine

On average the sun shines 51% of the time during the day in August, the highest percentage of any month. June has the lowest percentage at 37%.

Onomichi enjoys an average of 2051 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

In contrast, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast and rainy skies.

Oslo, Norway, receives approximately 1690 hours of sunshine annually.

Melbourne, Australia, has 2380 hours of sunshine annually, with its famous “four seasons in a day” weather pattern.

June, Onomichi’s wettest month, receives 112 mm (4.4 in) of rainfall and has a maximum daytime temperature of 27°C (81°F). During the driest month January you can expect a temperature of 11°C (52°F).

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Onomichi Precipitation page.