Weather in Porto Cervo: December
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Average day temperature: | 57.9°F |
| Average night temperature: | 48.5°F | |
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Sea water temperature: | 60.3°F |
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Number of sunny days: | 17 days |
| Day length: | 9.2 - 9.4 hours | |
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Number of rainy days: | 2 days |
| Precipitation totals: | 1.2 in. | |
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forecast
| Porto Cervo |
temperature
| Porto Cervo |
Air temperature in December, °F
The highest day temperature during December of 2025 was 64°F. At the same time the lowest night temperature was 41°F. Daily and nightly averages during December were 59.1°F and 48.1°F.
Sea water temperature in Porto Cervo in December, °F
The average sea water temperature in December of 2025 was 60.8°F. The highest and lowest sea temperatures during the month were 62.2°F and 59.2°F.
Mostly all days in December are sunny but cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in Porto Cervo in December is 1.4 in. Other months of the year show relatively similar values.
The average wind speed value in December is 9.2 mph It makes December one of the most windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 6.0.
Best time for vacation in Porto Cervo
Porto Cervo on a weather map
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