Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Uusikaupunki, Finland

Sea temperature

In Octubre, the average sea temperature in Uusikaupunki, Finland, is 6.5°C (43.7°F).
Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.


In Uusikaupunki, Finland, the average length of the day in Octubre is 10h.

What is the water temperature in Octubre in Uusikaupunki?

In Uusikaupunki, Finland, the average seawater temperature in Octubre is 6.5°C (43.7°F). Swimming in 6.5°C (43.7°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Uusikaupunki have in Octubre?

In Octubre, the average length of the day in Uusikaupunki is 10h.
Average sea temperature in October - Uusikaupunki, Finland
  • Average sea temperature in October: 6.5°C

The best month for swimming (with the highest average sea temperature) is August (13.1°C).
Coldest months (with the lowest average sea temperature) are February and March (-0.3°C).

Average daylight in October - Uusikaupunki, Finland
  • Average daylight in October: 10h

The month with the longest days is June (Average daylight: 19h).
The month with shortest days is December (Average daylight: 5.8h).