May weather forecast
Östhammar, Sweden

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Weather in May

Sea temperature

In Östhammar, Sweden, in May, the average water temperature is 5.8°C (42.4°F).
Note: Immersing oneself in 5.8°C (42.4°F) at sub-10°C (14°F) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped.

Daylight

In May, the average length of the day is 17h and 16min.
On the first day of the month, sunrise is at 04:41 and sunset at 20:46. On the last day of May, sunrise is at 03:33 and sunset at 21:55 CEST.
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Frequently asked questions

What is the sea water temperature in May in Östhammar?

In Östhammar, the average seawater temperature in May is 5.8°C (42.4°F). Swimming in 5.8°C (42.4°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

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

In Östhammar, the average day length in May is 17h and 16min.

When are sunrise and sunset in May in Östhammar?

In May, on the first day of the month, sunrise is at 04:41 and sunset at 20:46. On the last day of the month, in Östhammar, Sweden, sunrise is at 03:33 and sunset at 21:55 CEST.

Average sea temperature in May
Östhammar, Sweden

Average sea temperature in May - Östhammar, Sweden
  • Average sea temperature in May: 5.8°C

The best month for swimming (with the highest average sea temperature) is August (18.2°C).
The coldest month (with the lowest average sea temperature) is February (0.1°C).

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Average daylight in May
Östhammar, Sweden

Average daylight in May - Östhammar, Sweden
  • Average daylight in May: 17h and 2min

The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).

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Östhammar, Sweden

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