Climate and monthly weather forecast
Weather in January
In Norrsundet, Sweden, the average seawater temperature in January is 0.8°C (33.4°F). Note: In the activity of swimming, this is perceived as lethal and exceedingly dangerous. Weather in January »
Weather in February
With an average sea temperature of 0°C (32°F), February is the month with the coldest seawater in Norrsundet, Sweden. Note: While swimming, this scenario rapidly escalates into a life-threatening situation. Weather in February »
Weather in March
In Norrsundet, Sweden, in March, the average water temperature is 0.2°C (32.4°F). Note: With respect to swimming, this presents an immediate life risk. Weather in March »
Weather in April
In Norrsundet, Sweden, in April, the average water temperature is 1.8°C (35.2°F). Note: In swimming, this scenario poses immediate life-threatening danger. Weather in April »
Weather in May
In Norrsundet, Sweden, the average seawater temperature in May is 5.8°C (42.4°F). Note: Diving into 5.8°C (42.4°F) is practical below 10°C (50°F), given you're wearing protective swim gear; without it, expect a quick onset of cold shock and a struggle to breathe. Weather in May »
Weather in June
In Norrsundet, Sweden, the average seawater temperature in June is 12.7°C (54.9°F). Note: Caution: 12.7°C (54.9°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing. Weather in June »
Weather in July
In Norrsundet, Sweden, the average seawater temperature in July is 17.3°C (63.1°F). Note: For most, swimming in 17.3°C (63.1°F) is not a pleasant experience. Weather in July »
Weather in August
August is the month with the warmest seawater in Norrsundet, Sweden, with an average sea temperature of 18.2°C (64.8°F). Note: Most people do not enjoy swimming in water of 18.2°C (64.8°F). Weather in August »
Weather in September
In Norrsundet, Sweden, in September, the average water temperature is 13.8°C (56.8°F). Note: One needs to be cautious in 13.8°C (56.8°F) waters. Weather in September »
Weather in October
In Norrsundet, Sweden, in October, the average water temperature is 8.6°C (47.5°F). Note: Caution: 8.6°C (47.5°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing. Weather in October »
Weather in November
In Norrsundet, Sweden, the average seawater temperature in November is 5.3°C (41.5°F). Note: Immersing oneself in 5.3°C (41.5°F) at sub-10°C (14°F) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped. Weather in November »
Weather in December
In Norrsundet, Sweden, in December, the average water temperature is 2.8°C (37°F). Note: In the activity of swimming, this is perceived as lethal and exceedingly dangerous. Weather in December »
Updated: Feb 3, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the month with the coldest sea water in Norrsundet?
February is the month with the coldest seawater in Norrsundet, Sweden, with an average sea temperature of 0°C (32°F).
When are the longest days in Norrsundet?
With an average of 19h and 6min of daylight, June has the longest days of the year in Norrsundet.
What is the month with the warmest sea water in Norrsundet?
August is the month with the warmest seawater in Norrsundet, with an average sea temperature of 18.2°C (64.8°F).
When is Daylight Saving Time (DST) in Norrsundet?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the month with the shortest days in Norrsundet?
With an average of 5h and 42min of daylight, December has the shortest days of the year.
Average sea temperature
Norrsundet, Sweden
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°C).
Average daylight
Norrsundet, Sweden
- Average daylight in January:
6h and 4min - Average daylight in February:
9h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 4min - Average daylight in May:
17h and 2min - Average daylight in June:
19h and 1min
- Average daylight in July:
18h and 1min - Average daylight in August:
15h and 4min - Average daylight in September:
12h and 5min - Average daylight in October:
10h and 1min - Average daylight in November:
7h and 2min - Average daylight in December:
5h and 4min
The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 42min).
