December weather forecastValderøy, Norway
December
Weather in December
Sea temperature
In Valderøy, Norway, the average seawater temperature in December is 7.9°C (46.2°F).Note: Swimming at temperatures less than 10°C (50°F) in 7.9°C (46.2°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. A quick swim at 13°C (55.4°F) without adequate warmth can be discomforting.
Daylight
December has the shortest days of the year in Valderøy, with an average of 5h and 6min of daylight.On the first day of the month, sunrise is at 09:35 and sunset at 15:14. On the last day of December, in Valderøy, sunrise is at 10:04 and sunset at 15:12 CET.
Updated: Jan 26, 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
In Valderøy, Norway, in December, the average water temperature is 7.9°C (46.2°F). Swimming in 7.9°C (46.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
The month with the shortest days in Valderøy, Norway, is December, with an average of 5h and 6min of daylight.
In December, the average day length in Valderøy, Norway, is 5h and 9min.
In December, on the first day of the month, sunrise is at 09:35 and sunset at 15:14. On the last day of the month, in Valderøy, Norway, sunrise is at 10:04 and sunset at 15:12 CET.
Average sea temperature in December
Valderøy, Norway
- Average sea temperature in December: 7.9°C
The best month for swimming (with the highest average sea temperature) is August (14.1°C).
The coldest month (with the lowest average sea temperature) is March (5.3°C).
Average daylight in December
Valderøy, Norway
- Average daylight in December: 5h and 6min
The month with the longest days is June (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 5h and 6min).





