Uusikaupunki
Finland
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Uusikaupunki, Finland

Sea temperature

In May, the average sea temperature in Uusikaupunki, Finland, is 3.3°C (37.9°F).
Note: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

In Uusikaupunki, the average length of the day in May is 17.4h.

What is the sea temperature in May in Uusikaupunki?

In Uusikaupunki, the average seawater temperature in May is 3.3°C (37.9°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

How many hours of daylight does Uusikaupunki have in May?

In May, the average length of the day in Uusikaupunki is 17.4h.
Average sea temperature in May - Uusikaupunki, Finland
  • Average sea temperature in May: 3.3°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 May - Uusikaupunki, Finland
  • Average daylight in May: 17.4h

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