December weather forecastSæby, Denmark
December
Weather in December
Sea temperature
In Sæby, Denmark, the average seawater temperature in December is 6°C (42.8°F).Note: Swimming in 6°C (42.8°F) feels unbearing at 13°C (55.4°F) and can be life-risking below 10°C (50°F), causing breathing issues and cold shock, depending on a person's capacity.
Daylight
December has the shortest days of the year in Sæby, with an average of 6h and 48min of daylight.On the first day of December, sunrise is at 08:33 and sunset at 15:40. On the last day of the month, sunrise is at 08:58 and sunset at 15:43 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 Sæby, Denmark, in December, the average water temperature is 6°C (42.8°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.
The month with the shortest days in Sæby, Denmark, is December, with an average of 6h and 48min of daylight.
In December, the average day length in Sæby, Denmark, is 6h and 46min.
On the first day of December in Sæby, Denmark, sunrise is at 08:33 and sunset at 15:40. On the last day of the month, sunrise is at 08:58 and sunset at 15:43 CET.
Average sea temperature in December
Sæby, Denmark
- Average sea temperature in December: 6°C
The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest month (with the lowest average sea temperature) is March (2.8°C).
Average daylight in December
Sæby, Denmark
- Average daylight in December: 6h and 48min
The month with the longest days is June (Average daylight: 17h and 54min).
The month with the shortest days is December (Average daylight: 6h and 48min).





