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

April weather forecast and climate
Uusikaupunki, Finland

Sea temperature

In Uusikaupunki, Finland, the average seawater temperature in Abril is 0.4°C (32.7°F).
Note: For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

Daylight

In Uusikaupunki, the average length of the day in Abril is 14.7h.

What is the sea temperature in Abril in Uusikaupunki?

In Uusikaupunki, Finland, in Abril, the average water temperature is 0.4°C (32.7°F). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

What is the average length of the day in Abril in Uusikaupunki?

In Abril, the average length of the day in Uusikaupunki, Finland, is 14.7h.
Average sea temperature in April - Uusikaupunki, Finland
  • Average sea temperature in April: 0.4°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 April - Uusikaupunki, Finland
  • Average daylight in April: 14.7h

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