Monthly weather forecast and climate
Itoman, Japan

Average sea temperature - Itoman, Japan

The best month for swimming (with the highest average sea temperature) is August (28.7°C).
The coldest month (with the lowest average sea temperature) is February (20.9°C).

Average daylight - Itoman, Japan

The month with the longest days is June (Average daylight: 13.8h).
The month with shortest days is December (Average daylight: 10.5h).