December weather forecastForio, Italy
December
Weather in December
Sea temperature
In Forio, Italy, the average seawater temperature in December is 16.4°C (61.5°F).Note: For the majority, swimming in water with a temperature of 16.4°C (61.5°F) is not enjoyable. The difficulty in managing breathing rises as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).
Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December in Forio, sunrise is at 07:09 and sunset at 16:37. On the last day of the month, sunrise is at 07:28 and sunset at 16:47 CET.
Updated: Jan 27, 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 December, the average sea temperature in Forio, Italy, is 16.4°C (61.5°F). Swimming in 16.4°C (61.5°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
With an average of 9h and 18min of daylight, December has the shortest days of the year.
In December, the average day length in Forio, Italy, is 9h and 19min.
On the first day of December, sunrise is at 07:09 and sunset at 16:37. On the last day of the month, sunrise is at 07:28 and sunset at 16:47 CET.
Average sea temperature in December
Forio, Italy
- Average sea temperature in December: 16.4°C
The best month for swimming (with the highest average sea temperature) is August (25.8°C).
The coldest month (with the lowest average sea temperature) is February (13.9°C).
Average daylight in December
Forio, Italy
- Average daylight in December: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).





