Whether you're visiting Teshima Island in Japan during the peak of August (30°C (86°F)) or the cooler months around January (10°C (50°F)), knowing what to pack starts with understanding the local climate. Our overview is based on data from Tonosho, the region's most prominent city. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.
In Teshima Island, the months of May, June and October bring pleasant weather, with average temperatures ranging between 21°C (70°F) and 24°C (75°F).
When it comes to rainfall, Teshima Island sees significant variations throughout the year. June tends to be the wettest, receiving 184 mm (7.2 in) of rain, while November is much drier with just 69 mm (2.7 in).
For those seeking sunshine, May usually has the brightest skies, making it an excellent time for exploring the region.
