Rovinj weather in December 2026

Q: How warm is it in Rovinj in December?

Daytime temperatures usually reach 10°C in Rovinj in December, falling to 2°C at night.

Q: How sunny is it in Rovinj in December?

There are normally 3 hours of bright sunshine each day in Rovinj in December - that's 38% of daylight hours.

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

The average sea temperature around Rovinj in December is 16°C.

Q: Does it rain in Rovinj in December?

There are usually 14 days with some rain in Rovinj in December and the average monthly rainfall is 127mm.

Expect daytime maximum temperatures of 10°C in Rovinj, Croatia in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 12 days with some rainfall and typically 85 mm of rainfall in the month.

10
10°C max day temperature
3
3 hours of sunshine per day
12
12 days with some rainfall
3
3°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
13
13°C sea temperature

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The December weather guide for Croatia (Rovinj) 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)