Sea temperature in Japan sea temperature in real time, 7-day forecast and historical data

Do you want to go to the beach to swim in Japan today? Check if the sea temperature is pleasant with our data, updated daily, in real time, and our weather forecast for the next few days, by city in Japan.

Sea temperature in Japan today

On the map below, find the water temperature measured today for different cities in Japan.

Water temperature in Japan by city

Below, find the current sea temperature and weather conditions in several coastal cities in Japan.

Kantō

  • Météo actuelle

    Sea temperature in Tokyo: 58°F

    Today's weather conditions: Outside temperature min/max: 52°F/61°F • Wind speed: 9.9mph • Waves: 0.7ft (1.3ft maximum) every 6 seconds

    Today's sea temperature in Tokyo

  • Météo actuelle

    Sea temperature in Hakone: 63°F

    Today's weather conditions: Outside temperature min/max: 54°F/61°F • Wind speed: 12.4mph • Waves: 2.3ft (3ft maximum) every 8.1 seconds

    Today's sea temperature in Hakone

  • Météo actuelle

    Sea temperature in Kamakura: 58°F

    Today's weather conditions: Outside temperature min/max: 56°F/63°F • Wind speed: 11.2mph • Waves: 1ft (1.6ft maximum) every 6.8 seconds

    Today's sea temperature in Kamakura

  • Météo actuelle

    Sea temperature in Yokohama: 58°F

    Today's weather conditions: Outside temperature min/max: 56°F/63°F • Wind speed: 11.2mph • Waves: 1ft (1.6ft maximum) every 6.8 seconds

    Today's sea temperature in Yokohama

  • Météo actuelle

    Sea temperature in Asahi: 58°F

    Today's weather conditions: Outside temperature min/max: 58°F/59°F • Wind speed: 11.8mph • Waves: 4.3ft (1.6ft maximum) every 7.6 seconds

    Today's sea temperature in Asahi

Kyushu

  • Météo actuelle

    Sea temperature in Fukuoka: 54°F

    Today's weather conditions: Outside temperature min/max: 56°F/67°F • Wind speed: 4.4mph • Waves: 2ft (1ft maximum) every 6.2 seconds

    Today's sea temperature in Fukuoka

  • Météo actuelle

    Sea temperature in Kagoshima (Kyushu): 64°F

    Today's weather conditions: Outside temperature min/max: 58°F/61°F • Wind speed: 4.4mph • Waves: 1ft (1.3ft maximum) every 0.1 seconds

    Today's sea temperature in Kagoshima (Kyushu)

  • Météo actuelle

    Sea temperature in Nagasaki: 61°F

    Today's weather conditions: Outside temperature min/max: 59°F/65°F • Wind speed: 5mph • Waves: 1.6ft (0.3ft maximum) every 4.2 seconds

    Today's sea temperature in Nagasaki

  • Météo actuelle

    Sea temperature in Amami islands: 72°F

    Today's weather conditions: Outside temperature min/max: 67°F/70°F • Wind speed: 10.6mph • Waves: 5.6ft (2.6ft maximum) every 9.4 seconds

    Today's sea temperature in Amami islands

  • Météo actuelle

    Sea temperature in Goto islands: 58°F

    Today's weather conditions: Outside temperature min/max: 59°F/61°F • Wind speed: 3.7mph • Waves: 1ft (1.6ft maximum) every 5.2 seconds

    Today's sea temperature in Goto islands

Chūgoku

  • Météo actuelle

    Sea temperature in Hiroshima: 52°F

    Today's weather conditions: Outside temperature min/max: 54°F/61°F • Wind speed: 1.9mph • Waves: 1ft (0.3ft maximum) every 0.1 seconds

    Today's sea temperature in Hiroshima

  • Météo actuelle

    Sea temperature in Izumo: 54°F

    Today's weather conditions: Outside temperature min/max: 56°F/61°F • Wind speed: 6.2mph • Waves: 1ft (1.3ft maximum) every 3.6 seconds

    Today's sea temperature in Izumo

  • Météo actuelle

    Sea temperature in Okayama: 53°F

    Today's weather conditions: Outside temperature min/max: 54°F/61°F • Wind speed: 2.5mph • Waves: 0.3ft (1ft maximum) every 6.9 seconds

    Today's sea temperature in Okayama

  • Météo actuelle

    Sea temperature in Kure: 54°F

    Today's weather conditions: Outside temperature min/max: 54°F/58°F • Wind speed: 3.1mph • Waves: 0.7ft (1.3ft maximum) every 1.9 seconds

    Today's sea temperature in Kure

  • Météo actuelle

    Sea temperature in Matsue: 54°F

    Today's weather conditions: Outside temperature min/max: 54°F/63°F • Wind speed: 6.2mph • Waves: 1ft (1.3ft maximum) every 4 seconds

    Today's sea temperature in Matsue

Shikoku

  • Météo actuelle

    Sea temperature in Kochi: 65°F

    Today's weather conditions: Outside temperature min/max: 54°F/63°F • Wind speed: 6.2mph • Waves: 3.9ft (0.7ft maximum) every 8 seconds

    Today's sea temperature in Kochi

  • Météo actuelle

    Sea temperature in Takamatsu: 62°F

    Today's weather conditions: Outside temperature min/max: 54°F/61°F • Wind speed: 1.9mph • Waves: 0.3ft (1ft maximum) every 6.9 seconds

    Today's sea temperature in Takamatsu

  • Météo actuelle

    Sea temperature in Tokushima: 58°F

    Today's weather conditions: Outside temperature min/max: 54°F/63°F • Wind speed: 6.8mph • Waves: 1.3ft (1.6ft maximum) every 7.4 seconds

    Today's sea temperature in Tokushima

  • Météo actuelle

    Sea temperature in Muroto: 65°F

    Today's weather conditions: Outside temperature min/max: 59°F/63°F • Wind speed: 5mph • Waves: 4.6ft (2ft maximum) every 7.6 seconds

    Today's sea temperature in Muroto

  • Météo actuelle

    Sea temperature in Tosashimizu: 62°F

    Today's weather conditions: Outside temperature min/max: 59°F/63°F • Wind speed: 8.1mph • Waves: 4.9ft (1.6ft maximum) every 7.8 seconds

    Today's sea temperature in Tosashimizu

Chūbu

  • Météo actuelle

    Sea temperature in Nagoya: 56°F

    Today's weather conditions: Outside temperature min/max: 56°F/63°F • Wind speed: 5.6mph • Waves: 1.6ft (0.3ft maximum) every 7.1 seconds

    Today's sea temperature in Nagoya

  • Météo actuelle

    Sea temperature in Kanazawa: 49°F

    Today's weather conditions: Outside temperature min/max: 50°F/58°F • Wind speed: 7.5mph • Waves: 0.7ft (1ft maximum) every 3.2 seconds

    Today's sea temperature in Kanazawa

  • Météo actuelle

    Sea temperature in Izu: 63°F

    Today's weather conditions: Outside temperature min/max: 56°F/61°F • Wind speed: 11.2mph • Waves: 1.3ft (1.6ft maximum) every 6.6 seconds

    Today's sea temperature in Izu

  • Météo actuelle

    Sea temperature in Niigata: 47°F

    Today's weather conditions: Outside temperature min/max: 50°F/58°F • Wind speed: 6.8mph • Waves: 0.3ft (1ft maximum) every 5 seconds

    Today's sea temperature in Niigata

  • Météo actuelle

    Sea temperature in Sado island: 49°F

    Today's weather conditions: Outside temperature min/max: 49°F/58°F • Wind speed: 1.9mph • Waves: 0.7ft (0.3ft maximum) every 2.1 seconds

    Today's sea temperature in Sado island

Okinawa

  • Météo actuelle

    Sea temperature in Okinawa: 67°F

    Today's weather conditions: Outside temperature min/max: 68°F/74°F • Wind speed: 3.7mph • Waves: 2.6ft (2.3ft maximum) every 9.5 seconds

    Today's sea temperature in Okinawa

  • Météo actuelle

    Sea temperature in Miyakojima: 72°F

    Today's weather conditions: Outside temperature min/max: 74°F/76°F • Wind speed: 11.8mph • Waves: 4.6ft (1.6ft maximum) every 11.6 seconds

    Today's sea temperature in Miyakojima

  • Météo actuelle

    Sea temperature in Nago: 67°F

    Today's weather conditions: Outside temperature min/max: 67°F/74°F • Wind speed: 3.1mph • Waves: 3.9ft (0.7ft maximum) every 10 seconds

    Today's sea temperature in Nago

  • Météo actuelle

    Sea temperature in Naha: 68°F

    Today's weather conditions: Outside temperature min/max: 68°F/74°F • Wind speed: 7.5mph • Waves: 3ft (1.3ft maximum) every 10.1 seconds

    Today's sea temperature in Naha

  • Météo actuelle

    Sea temperature in Aguni-jima: 68°F

    Today's weather conditions: Outside temperature min/max: 70°F/74°F • Wind speed: 9.3mph • Waves: 3ft (3.3ft maximum) every 10.1 seconds

    Today's sea temperature in Aguni-jima

Kansai

  • Météo actuelle

    Sea temperature in Osaka: 57°F

    Today's weather conditions: Outside temperature min/max: 54°F/68°F • Wind speed: 3.7mph • Waves: 1.6ft (0.3ft maximum) every 2.1 seconds

    Today's sea temperature in Osaka

  • Météo actuelle

    Sea temperature in Kobe: 56°F

    Today's weather conditions: Outside temperature min/max: 56°F/65°F • Wind speed: 1.9mph • Waves: 1ft (0.7ft maximum) every 3.3 seconds

    Today's sea temperature in Kobe

  • Météo actuelle

    Sea temperature in Ise: 59°F

    Today's weather conditions: Outside temperature min/max: 56°F/61°F • Wind speed: 5.6mph • Waves: 2ft (2.6ft maximum) every 6.9 seconds

    Today's sea temperature in Ise

  • Météo actuelle

    Sea temperature in Kumano Kodo: 63°F

    Today's weather conditions: Outside temperature min/max: 56°F/61°F • Wind speed: 14.3mph • Waves: 6.2ft (3.9ft maximum) every 11.4 seconds

    Today's sea temperature in Kumano Kodo

  • Météo actuelle

    Sea temperature in Maizuru: 52°F

    Today's weather conditions: Outside temperature min/max: 50°F/61°F • Wind speed: 4.4mph • Waves: 1.6ft (0.7ft maximum) every 5.3 seconds

    Today's sea temperature in Maizuru

Hokkaidō

  • Météo actuelle

    Sea temperature in Sapporo (Hokkaido): 40°F

    Today's weather conditions: Outside temperature min/max: 43°F/52°F • Wind speed: 9.3mph • Waves: 0.7ft (0.7ft maximum) every 7.5 seconds

    Today's sea temperature in Sapporo (Hokkaido)

  • Météo actuelle

    Sea temperature in Abashiri: 32°F

    Today's weather conditions: Outside temperature min/max: 41°F/52°F • Wind speed: 9.3mph • Waves: 1ft (1.6ft maximum) every 11.7 seconds

    Today's sea temperature in Abashiri

  • Météo actuelle

    Sea temperature in Hakodate: 45°F

    Today's weather conditions: Outside temperature min/max: 47°F/52°F • Wind speed: 6.2mph • Waves: 0.7ft (0.3ft maximum) every 5.6 seconds

    Today's sea temperature in Hakodate

  • Météo actuelle

    Sea temperature in Monbetsu: 32°F

    Today's weather conditions: Outside temperature min/max: 41°F/47°F • Wind speed: 1.9mph • Waves: 0.7ft (0.7ft maximum) every 11.8 seconds

    Today's sea temperature in Monbetsu

  • Météo actuelle

    Sea temperature in Shiretoko National Park: 32°F

    Today's weather conditions: Outside temperature min/max: 40°F/47°F • Wind speed: 8.7mph • Waves: 0.7ft (1.3ft maximum) every 11.6 seconds

    Today's sea temperature in Shiretoko National Park

Tōhoku

  • Météo actuelle

    Sea temperature in Akita: 47°F

    Today's weather conditions: Outside temperature min/max: 50°F/56°F • Wind speed: 5.6mph • Waves: 0.7ft (1ft maximum) every 5.5 seconds

    Today's sea temperature in Akita

  • Météo actuelle

    Sea temperature in Aomori: 43°F

    Today's weather conditions: Outside temperature min/max: 47°F/50°F • Wind speed: 5mph • Waves: 0.7ft (0.7ft maximum) every 6.1 seconds

    Today's sea temperature in Aomori

  • Météo actuelle

    Sea temperature in Sendai (Honshu): 49°F

    Today's weather conditions: Outside temperature min/max: 52°F/58°F • Wind speed: 6.8mph • Waves: 2.6ft (3.3ft maximum) every 7.7 seconds

    Today's sea temperature in Sendai (Honshu)

  • Météo actuelle

    Sea temperature in Hachinohe: 47°F

    Today's weather conditions: Outside temperature min/max: 49°F/54°F • Wind speed: 7.5mph • Waves: 3.6ft (3.9ft maximum) every 6.2 seconds

    Today's sea temperature in Hachinohe

  • Météo actuelle

    Sea temperature in Ishinomaki: 47°F

    Today's weather conditions: Outside temperature min/max: 50°F/56°F • Wind speed: 8.1mph • Waves: 1.6ft (1.3ft maximum) every 11.2 seconds

    Today's sea temperature in Ishinomaki

Ogasawara

  • Météo actuelle

    Sea temperature in Ogasawara Islands: 68°F

    Today's weather conditions: Outside temperature min/max: 70°F/74°F • Wind speed: 12.4mph • Waves: 6.2ft (3.9ft maximum) every 8.8 seconds

    Today's sea temperature in Ogasawara Islands

Water temperature in Japan by month

Below, find the average temperature variation of the sea in Japan for the cities of: Tokyo, Fukuoka, Hiroshima, Kochi and Nagoya.

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