Kalajoki
Finland
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Kalajoki, Finland

Sea temperature

In Kalajoki, Finland, in May, the average water temperature is 2.3°C (36.1°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

The average length of the day in May is 18.5h.

What is the sea temperature in May in Kalajoki?

In Kalajoki, Finland, the average seawater temperature in May is 2.3°C (36.1°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 May in Kalajoki?

In Kalajoki, Finland, the average length of the day in May is 18.5h.
Average sea temperature in May - Kalajoki, Finland
  • Average sea temperature in May: 2.3°C

The best month for swimming (with the highest average sea temperature) is August (16.3°C).
The coldest month (with the lowest average sea temperature) is April (-0.3°C).

Average daylight in May - Kalajoki, Finland
  • Average daylight in May: 18.5h

The month with the longest days is June (Average daylight: 21h).
The month with shortest days is December (Average daylight: 4.3h).