Weather in January
In Roan, Norway, in January, the average water temperature is 6.7°C (44.1°F). Note: Danger awaits those who swim in 6.7°C (44.1°F) without protection. Weather in January »
Weather in February
In Roan, Norway, in February, the average water temperature is 6.2°C (43.2°F). Note: Swimming in 6.2°C (43.2°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in February »
Weather in March
The month with the coldest seawater in Roan, Norway, is March, with an average sea temperature of 5.6°C (42.1°F). Note: To swim in 5.6°C (42.1°F) at less than 10°C (50°F), ensure you're well-protected. Weather in March »
Weather in April
In April, the average sea temperature in Roan, Norway, is 6.3°C (43.3°F). Note: Being in 6.3°C (43.3°F) waters at 13°C (55.4°F) is discomforting, but anything below 10°C (50°F) can jeopardize breathing and induce cold shock, factoring in physical endurance. Weather in April »
Weather in May
In May, the average sea temperature in Roan, Norway, is 8.3°C (46.9°F). Note: Dipping into 8.3°C (46.9°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Weather in May »
Weather in June
In Roan, Norway, the average seawater temperature in June is 11.5°C (52.7°F). Note: You can swim in 11.5°C (52.7°F) below 10°C (50°F) with proper thermal wear; failing that, the cold shock and respiratory challenges are nearly certain. Weather in June »
Weather in July
In Roan, Norway, the average seawater temperature in July is 13.8°C (56.8°F). Note: Dipping in 13.8°C (56.8°F) at temperatures less than 10°C (50°F) without proper gear can lead to pronounced cold shock and breathing difficulties. Weather in July »
Weather in August
August is the month with the warmest seawater in Roan, Norway, with an average sea temperature of 13.9°C (57°F). Note: Engaging in a swim in 13.9°C (57°F) can threaten life. Weather in August »
Weather in September
In September, the average sea temperature in Roan, Norway, is 12.9°C (55.2°F). Note: Swimming in 12.9°C (55.2°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. Weather in September »
Weather in October
In October, the average sea temperature in Roan, Norway, is 10.8°C (51.4°F). Note: Diving into 10.8°C (51.4°F) when it's under 10°C (50°F) can cause immediate cold shock symptoms, marked by hyperventilation. Weather in October »
Weather in November
In November, the average sea temperature in Roan, Norway, is 9.2°C (48.6°F). Note: You can swim in 9.2°C (48.6°F) below 10°C (50°F) with proper thermal wear; failing that, the cold shock and respiratory challenges are nearly certain. Weather in November »
Weather in December
In Roan, Norway, the average seawater temperature in December is 7.7°C (45.9°F). Note: Dipping into 7.7°C (45.9°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Weather in December »
[Resources]Frequently asked questions
What month is the sea coldest in Roan?
The month with the coldest seawater in Roan, Norway, is March, with an average sea temperature of 5.6°C (42.1°F).
When are the longest days in Roan?
With an average of 20h and 54min of daylight, June has the longest days of the year in Roan.
What month is the sea warmest in Roan?
The month with the warmest seawater is August, with an average sea temperature of 13.9°C (57°F).
When is Daylight Saving Time (DST) in Roan?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Roan, Norway, 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 Roan?
With an average of 4h and 24min of daylight, December has the shortest days of the year in Roan.
Average sea temperature
Roan, Norway
The best month for swimming (with the highest average sea temperature) is August (13.9°C).
The coldest month (with the lowest average sea temperature) is March (5.6°C).
Average daylight
Roan, Norway
- Average daylight in January:
5h and 4min - Average daylight in February:
8h and 4min - Average daylight in March:
11h and 5min - Average daylight in April:
15h and 1min - Average daylight in May:
18h and 3min - Average daylight in June:
20h and 5min
- Average daylight in July:
19h and 4min - Average daylight in August:
16h and 2min - Average daylight in September:
13h and 0min - Average daylight in October:
9h and 4min - Average daylight in November:
6h and 3min - Average daylight in December:
4h and 2min
The month with the longest days is June (Average daylight: 20h and 54min).
The month with the shortest days is December (Average daylight: 4h and 24min).
Roan, Norway
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