Measurements:
°C
°F
World Resorts Japan

Japan Sea Water Temperature in August

The Japan resorts with the warmest sea water temperature in August are Okinawa, Kyoto and Nagoya.

Below you can see a list of all popular Japan resorts and information about sea water temperature in August for the last two years.

Resort Name August 2024 August 2023 August 2022
Okinawa 90.6°F 86.9°F 89.8°F
Kyoto 90.2°F 89.0°F 87.8°F
Nagoya 90.2°F 89.7°F 87.6°F
Fukuoka 89.9°F 86.5°F 87.9°F
Nagasaki 89.5°F 87.6°F 88.0°F
Nara 89.1°F 88.1°F 87.7°F
Osaka 88.7°F 87.7°F 87.8°F
Hiroshima 88.4°F 86.2°F 86.1°F
Tokyo 88.1°F 88.2°F 86.2°F
Yokohama 87.6°F 87.3°F 85.2°F
Kobe 87.4°F 86.9°F 86.6°F
Kamakura 86.5°F 86.0°F 83.4°F
Atami 86.4°F 85.5°F 83.5°F
Hakone 86.4°F 85.7°F 83.9°F
Sapporo 77.4°F 81.0°F 75.6°F
Noboribetsu 77.2°F 77.6°F 73.0°F

Please see following sea water temperature averages charts for the warmest Japan resorts in August.

You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.