Measurements:
°C
°F
World Resorts Japan

Japan Sea Water Temperature in May

The Japan resorts with the warmest sea water temperature in May are Okinawa, Tokyo and Yokohama.

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

Resort Name May 2024 May 2023 May 2022
Okinawa 79.7°F 77.8°F 79.0°F
Tokyo 69.9°F 68.7°F 68.4°F
Yokohama 69.2°F 67.8°F 67.6°F
Nagasaki 68.9°F 68.3°F 69.9°F
Atami 68.9°F 67.4°F 68.4°F
Hakone 68.8°F 67.2°F 68.3°F
Kamakura 68.7°F 67.5°F 67.8°F
Fukuoka 68.6°F 67.1°F 68.4°F
Nagoya 68.5°F 66.9°F 68.5°F
Kyoto 66.9°F 65.8°F 67.9°F
Nara 66.4°F 66.6°F 67.5°F
Osaka 66.2°F 66.9°F 67.4°F
Kobe 65.1°F 66.6°F 65.9°F
Hiroshima 64.7°F 64.5°F 65.3°F
Sapporo 53.0°F 52.4°F 51.8°F
Noboribetsu 49.2°F 47.3°F 47.1°F

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

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.