Weather in January
Weather in February
February is the month with the coldest seawater in
Kunashiri-to,
Russia, with an average sea temperature of -1.4°C (29.5°F).
Note: In the water-based sport of swimming, this state is life-threatening and exceedingly dangerous.
Weather in February » Weather in March
Weather in April
Weather in May
In
Kunashiri-to,
Russia, in
May, the average water temperature is 4.8°C (40.6°F).
Note: In the scenario of swimming, this is assessed as life-threatening and highly risky.
Weather in May »Weather in June
In
Kunashiri-to,
Russia, in
June, the average water temperature is 10.2°C (50.4°F).
Note: It is risky to swim in 10.2°C (50.4°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation.
Weather in June »
Weather in July
In
Kunashiri-to,
Russia, the average seawater temperature in
July is 14.3°C (57.7°F).
Note: Dipping into 14.3°C (57.7°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly.
Weather in July »Weather in August
Weather in September
Weather in October
In
Kunashiri-to,
Russia, the average seawater temperature in
October is 13.5°C (56.3°F).
Note: With the appropriate swimsuit, one can swim in 13.5°C (56.3°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues.
Weather in October »Weather in November
In
November, the average sea temperature in
Kunashiri-to,
Russia, is 8.8°C (47.8°F).
Note: Swimming at temperatures less than 10°C (50°F) in 8.8°C (47.8°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness.
Weather in November »Weather in December