Asia
Japan Sea Water Temperature
Explore water temperatures across 24 coastal regions and 86 beaches in Japan. Select a region or destination below to view live satellite observations, 7-day marine forecasts, and 12-month climatology.
Coastal Regions in Japan
Aichi
2 coastal beachesChiba
1 coastal beachesFukuoka
3 coastal beachesHiroshima
2 coastal beachesHyōgo
2 coastal beachesJapan
15 coastal beachesKagoshima
6 coastal beachesKanagawa
7 coastal beachesKōchi
2 coastal beachesKyōto
1 coastal beachesMie
2 coastal beachesMiyagi
1 coastal beachesNiigata
1 coastal beachesŌita
1 coastal beachesOkayama
1 coastal beachesOkinawa
15 coastal beachesŌsaka
1 coastal beachesShimane
3 coastal beachesShizuoka
5 coastal beachesTokushima
6 coastal beachesTokyo
3 coastal beachesToyama
1 coastal beachesWakayama
1 coastal beachesYamaguchi
4 coastal beachesAll Japan Beaches & Coastal Spots— page 1 of 2
| Beach / City | Region | Water Body | Avg This Month | Best Swimming Months | View |
|---|---|---|---|---|---|
| Okinawa (Naha / Kerama) | Okinawa | East China Sea / Pacific Ocean | 29°C(84.2°F) | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov | Live SST → |
| Shonan (Kamakura / Yuigahama) | Kanagawa | Sagami Bay / Pacific Ocean | 25.5°C(77.9°F) | Jul, Aug, Sep | Live SST → |
| Suginoura beach | Hiroshima | Aki-nada | 25.5°C(77.9°F) | July, August, September | Live SST → |
| アーラ浜 | Okinawa | East China Sea | 28.6°C(83.5°F) | May, June, July, August, September, October, November, December | Live SST → |
| アジュール舞子 | Hyōgo | Uchi Sea | 26.1°C(79°F) | July, August, September | Live SST → |
| おだいばビーチ | Tokyo | Uchi Sea | 25°C(77°F) | July, August, September | Live SST → |
| サンセットビーチ | Okinawa | East China Sea | 28.5°C(83.3°F) | May, June, July, August, September, October, November | Live SST → |
| スギラビーチ | Japan | Amakusa Sea | 28.2°C(82.8°F) | June, July, August, September, October, November | Live SST → |
| トロピカルビーチ | Okinawa | East China Sea | 28.4°C(83.1°F) | May, June, July, August, September, October, November | Live SST → |
| ハテノ浜 | Japan | East China Sea | 28.6°C(83.5°F) | May, June, July, August, September, October, November, December | Live SST → |
| はなぐり海水浴場 | Yamaguchi | Aki-nada | 25.6°C(78.1°F) | July, August, September | Live SST → |
| ビーチプラザ | Chiba | Uchi Sea | 25°C(77°F) | July, August, September | Live SST → |
| ひこっとらんどマリンビーチ | Yamaguchi | Aki-nada | 25.8°C(78.4°F) | July, August, September | Live SST → |
| ヒリゾ浜 | Shizuoka | Uchi Sea | 26.1°C(79°F) | July, August, September | Live SST → |
| ペムチ浜 | Japan | East China Sea | 28.8°C(83.8°F) | April, May, June, July, August, September, October, November, December | Live SST → |
| 一湊海水浴場 | Kagoshima | Yatsushiro Sea | 27.9°C(82.2°F) | June, July, August, September, October, November | Live SST → |
| 七里ヶ浜 | Kanagawa | Uchi Sea | 25.1°C(77.2°F) | July, August, September, October | Live SST → |
| 七里御浜 | Mie | Uchi Sea | 26.5°C(79.7°F) | July, August, September, October | Live SST → |
| 三浦ビーチ | Kanagawa | Uchi Sea | 25.6°C(78.1°F) | July, August, September | Live SST → |
| 下浦海水浴場 | Japan | Seto Inland Sea | 26.9°C(80.4°F) | July, August, September | Live SST → |
| 与那覇前浜 | Okinawa | East China Sea | 28.7°C(83.7°F) | May, June, July, August, September, October, November, December | Live SST → |
| 中田島砂丘 | Shizuoka | Uchi Sea | 26.3°C(79.3°F) | July, August, September | Live SST → |
| 井戸ヶ浜 | Japan | Philippine Sea | 29°C(84.2°F) | April, May, June, July, August, September, October, November, December | Live SST → |
| 人工海浜(かわさきの浜) | Kanagawa | Uchi Sea | 25°C(77°F) | July, August, September | Live SST → |
| 佐和田の浜 | Okinawa | East China Sea | 28.6°C(83.5°F) | April, May, June, July, August, September, October, November, December | Live SST → |
| 包ヶ浦海岸 | Hiroshima | Aki-nada | 25.5°C(77.9°F) | July, August, September | Live SST → |
| 北の脇海水浴場 | Tokushima | Uchi Sea | 26.6°C(79.9°F) | July, August, September, October | Live SST → |
| 北浜 | Japan | East China Sea | 28.8°C(83.8°F) | April, May, June, July, August, September, October, November, December | Live SST → |
| 千鳥ヶ浜 | Japan | Philippine Sea | 29°C(84.2°F) | April, May, June, July, August, September, October, November, December | Live SST → |
| 千鳥ヶ浜海水浴場 | Aichi | Uchi Sea | 26.1°C(79°F) | July, August, September | Live SST → |
| 南浜 | Japan | Uchi Sea | 28.1°C(82.6°F) | June, July, August, September, October, November | Live SST → |
| 古宇利ビーチ | Okinawa | East China Sea | 28.4°C(83.1°F) | May, June, July, August, September, October, November | Live SST → |
| 名島海岸 | Fukuoka | Gotō Sea | 25.7°C(78.3°F) | July, August, September | Live SST → |
| 吹上浜 | Kagoshima | Yatsushiro Sea | 27.5°C(81.5°F) | July, August, September, October | Live SST → |
| 吹上浜 | Kagoshima | Yatsushiro Sea | 27.6°C(81.7°F) | July, August, September, October | Live SST → |
| 吹上浜 | Kagoshima | Yatsushiro Sea | 27.6°C(81.7°F) | July, August, September, October | Live SST → |
| 吹上浜 | Kagoshima | Yatsushiro Sea | 27.6°C(81.7°F) | July, August, September, October | Live SST → |
| 喜念浜 | Okinawa | East China Sea | 28.5°C(83.3°F) | June, July, August, September, October, November | Live SST → |
| 国分浜 | Toyama | Uchi Sea | 25.9°C(78.6°F) | July, August, September | Live SST → |
| 大浜海岸 | Tokushima | Uchi Sea | 27.1°C(80.8°F) | July, August, September, October | Live SST → |
| 大砂海水浴場 | Tokushima | Uchi Sea | 27.1°C(80.8°F) | July, August, September, October | Live SST → |
| 大神子海岸 (Ōmiko beach) | Tokushima | Uchi Sea | 26.3°C(79.3°F) | July, August, September | Live SST → |
| 大阪ふれあいの水辺（砂浜ゾーン） | Ōsaka | Uchi Sea | 26°C(78.8°F) | July, August, September | Live SST → |
| 天橋立 | Kyōto | Uchi Sea | 25.8°C(78.4°F) | July, August, September | Live SST → |
| 女河浦海水浴場 | Shizuoka | Uchi Sea | 26.3°C(79.3°F) | July, August, September | Live SST → |
| 姫島海水浴場 | Japan | Aki-nada | 26.3°C(79.3°F) | July, August, September | Live SST → |
| 嫁ヶ島 | Shimane | Seto Inland Sea | 25.6°C(78.1°F) | July, August, September | Live SST → |
| 宮司浜海水浴場 | Fukuoka | Gotō Sea | 25.8°C(78.4°F) | July, August, September | Live SST → |
| 寺泊中央海水浴場 | Niigata | Sea of Japan | 25.6°C(78.1°F) | July, August, September, October | Live SST → |
| 小野津プリンスビーチ | Okinawa | Amakusa Sea | 28.3°C(82.9°F) | June, July, August, September, October, November | Live SST → |