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Average water temperature in Hachijojima

On this page you find the mean water temperature over the year in Hachijojima (), Japan. Discover the unique water temperature patterns, from its warmest to its coolest months.


In Hachijojima, water temperatures vary throughout the year. The warmest month is August, with an average water temperature of 27°C.

The coldest month is March, with an average temperature of 17°C. These seasonal variations make Hachijojima a great destination for different kinds of aquatic activities.


Forecast for Hachijojima

Mon   Jan 06
17°C | 11°C
S 7 m/s
24 mm
overcast and heavy rain

overcast and heavy rain

Tue   Jan 07
15°C | 9°C
W 9 m/s
0.4 mm
broken clouds and slight rain

broken clouds and slight rain

Wed   Jan 08
11°C | 8°C
W 8 m/s
1.9 mm
partly cloudy and slight rain

partly cloudy and slight rain

Interested in more climate information?

This site provides you with all the information you need about the climate in Hachijojima.

Our site offers climate and forecast data for every country in the world. Are you going to Japan? On this website you can find historical weather averages for many cities in Japan. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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