Catania weather in December 2026

Q: How warm is it in Catania in December?

Daytime temperatures usually reach 14°C in Catania in December, falling to 10°C at night.

Q: How sunny is it in Catania in December?

There are normally 4 hours of bright sunshine each day in Catania in December - that's 43% of daylight hours.

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

The average sea temperature around Catania in December is 17°C.

Q: Does it rain in Catania in December?

There are usually 12 days with some rain in Catania in December and the average monthly rainfall is 88mm.

Expect daytime maximum temperatures of 17°C in Catania, Sicily in December based on long-term weather averages. There are 4 hours of sunshine per day on average with 10 days with some rainfall and typically 79 mm of rainfall in the month.

17
17°C max day temperature
4
4 hours of sunshine per day
10
10 days with some rainfall
7
7°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
79
79 mm of monthly rainfall
2
2 (Low) UV index
17
17°C sea temperature

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The December weather guide for Sicily (Catania) 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)