Ishigaki Island Sunshine Hours by Month

Sunshine plays a big role in understanding the climate of a city. This page shows the total number of hours of direct sunlight per month and the average hours per day in Ishigaki Island, Okinawa islands, Japan. Long-term data from 1990 to 2020 was used to calculate these averages.

Monthly hours of sunshine

Sunshine in Ishigaki Island varies greatly throughout the year. The sunniest month, July, reaches an impressive 262 hours, while January, the darkest month, offers only 83 hours. The total annual amount of sun is 1849 hours.

Daily hours of sunshine

In Ishigaki Island, summer days are longer and more sunny, with daily sunshine hours peaking at 8.7 hours in July. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 2.8 hours per day.

Ishigaki Island enjoys an average of 1849 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Lisbon, Portugal, there are approximately 2801 hours of sunshine annually, highlighting its warm and sunny Mediterranean climate.

Manchester, UK, experiences just around 1420 hours of sunshine annually.

In Seoul, South Korea, there are approximately 2133 hours of sunshine per year, mostly during spring and autumn.

In Brisbane, Australia, the annual sunshine averages 2999 hours, making it one of Australia’s sunniest cities.

August, Ishigaki Island’s wettest month, receives 140 mm (5.5 in) of rainfall and has a maximum daytime temperature of 30°C (86°F). During the driest month March you can expect a temperature of 24°C (75°F).

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