World Resorts Japan Weather

Sea water temperature in Japan

Sea water temperature
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December

At this moment warmest sea in Japan was observed in the following locations: Okinawa, Nagasaki, Kamakura.

You can find the full list of Japan marine locations in the table below. It shows current sea temperature values and averages for current and upcoming months.

Place name Current
sea temp
December 2024 January 2025
Okinawa 74.7°F 75.3°F 71.6°F
Nagasaki 66.2°F 64.1°F 60.3°F
Kamakura 65.8°F 65.1°F 61.1°F
Hakone 64.2°F 65.7°F 61.0°F
Atami 64.2°F 65.8°F 61.1°F
Fukuoka 61.7°F 62.2°F 56.8°F
Hiroshima 60.1°F 61.6°F 56.1°F
Yokohama 59.4°F 60.4°F 55.9°F
Kobe 58.6°F 60.1°F 52.5°F
Osaka 57.6°F 58.7°F 51.1°F
Nara 57.6°F 58.2°F 51.1°F
Nagoya 56.8°F 60.7°F 53.7°F
Tokyo 56.7°F 58.4°F 52.9°F
Kyoto 56.5°F 56.4°F 50.7°F
Noboribetsu 47.7°F 50.2°F 43.3°F
Sapporo 43.3°F 45.2°F 41.6°F

Charts below show average sea water temperature for Japan resorts with the warmest sea.

You can also check other months of the year to see sea temperature of Japan resorts at that time.

Places in Japan:
Name
°F
+54°F
+50°F
+52°F
+54°F
+54°F
+59°F
+55°F
+55°F
+73°F
+55°F
+36°F
+50°F
+59°F
+52°F
+54°F
Units of measurement: °C / °F