May weather forecastÅrstein, Norway

May

Weather in May

Sea temperature

In Årstein, Norway, the average seawater temperature in May is 6.3°C (43.3°F).
Note: Swimming in 6.3°C (43.3°F) can be lethal. Merely spending a few minutes in 13°C (55.4°F) waters feels harsh, and venturing below 10°C (50°F) might disrupt breathing control and bring about cold shock, contingent on individual resilience.

Daylight

In Årstein, the average length of the day in May is 14h and 28min.

Frequently asked questions

In May, the average sea temperature is 6.3°C (43.3°F). Swimming in 6.3°C (43.3°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

In Årstein, Norway, the average day length in May is 14h and 28min.
Average sea temperature
Average daylight

Average sea temperature in May
Årstein, Norway

  • Average sea temperature in May: 6.3°C

The best month for swimming (with the highest average sea temperature) is August (12.3°C).
The coldest month (with the lowest average sea temperature) is March (3.7°C).

Average daylight in May
Årstein, Norway

  • Average daylight in May: 14h and 30min

The month with the longest days is August (Average daylight: 17h and 36min).
The month with the shortest days is June (Average daylight: 0h and 0min).