May weather forecast
Årstein, Norway

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Weather in May

Sea temperature

In Årstein, Norway, the average seawater temperature in May is 6.3°C (43.3°F).
Note: Diving into 6.3°C (43.3°F) when it's under 10°C (50°F) can cause immediate cold shock symptoms, marked by hyperventilation.

Daylight

The average length of the day in May is 14h and 28min.
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Frequently asked questions

What is the water temperature in May in Årstein?

In Årstein, the average seawater temperature in May is 6.3°C (43.3°F). 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.

What is the average length of the day in May in Årstein?

The average day length in May in Årstein, Norway, is 14h and 28min.

Average sea temperature in May
Årstein, Norway

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).

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Average daylight in May
Årstein, Norway

Average daylight in May - Årstein, Norway
  • Average daylight in May: 14h and 3min

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).

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Årstein, Norway

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