Water temperature of the Sea of Japan in november Where to swim in the Sea of Japan in november 2025?
Several countries border the seaside of the Sea of Japan, including: South Korea, Japan and Russia. We measure the water temperature daily in these countries and archive it in order to calculate monthly averages, like those of the month of november.
Several countries border the seaside of the Sea of Japan, including: South Korea, Japan and Russia.
We measure the water temperature daily in these countries and archive it in order to calculate monthly averages, like those of the month of november.
The seasonal average for the water temperature in the month of november is between 42°F and 71°F. The lowest sea temperature measured this month is 35°F and the highest is 75°F.
The sea temperature map of the Sea of Japan in november
The map below presents a monthly average of the water temperature of the Sea of Japan for the month of november for several coastal cities. You can zoom and move around on the map. By clicking on the markers, you can see sea temperature details by city in november.
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWhere can you swim in the Sea of Japan in november?
Below, see the average temperatures measured in november in the different countries on the shores of the Sea of Japan.
South Korea
59°F to 70°F
cool swimmingJapan
50°F to 71°F
pleasant swimmingRussia
42°F to 45°F
freezing swimmingWater temperature of the Sea of Japan: choose another month
See monthly seasonal averages of the water temperature of the Sea of Japan by clicking on the links below: