Portofino weather in December 2026

Q: How warm is it in Portofino in December?

Daytime temperatures usually reach 10°C in Portofino in December, falling to 4°C at night.

Q: How sunny is it in Portofino in December?

There are normally 4 hours of bright sunshine each day in Portofino in December - that's 40% of daylight hours.

Q: How warm is the sea around Portofino in December?

The average sea temperature around Portofino in December is 15°C.

Q: Does it rain in Portofino in December?

There are usually 10 days with some rain in Portofino in December and the average monthly rainfall is 95mm.

Expect daytime maximum temperatures of 7°C in Portofino, Italian Riviera in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 11 days with some rainfall and typically 85 mm of rainfall in the month.

7
7°C max day temperature
3
3 hours of sunshine per day
11
11 days with some rainfall
2
2°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
85
85 mm of monthly rainfall
1
1 (Low) UV index
15
15°C sea temperature

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The December weather guide for Italian Riviera (Portofino) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)