Sicily weather
Our guide to the weather in Sicily during December
The largest island in the Mediterranean Sea, Sicily is blessed with a mild winter climate. We've looked at the most up-to-date weather data for Sicily, covering the last 12 years up to 2026, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Sicily weather in December.
What's the temperature like in Sicily during December?
The temperature reaches around 14℃ during the daytime in December, falling away to 6℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.
Does it rain in Sicily during December?
On average, there will be 2 rainy days during the month, amounting to 35.6mm in total. That's much drier than we see in England during August, and therefore not something to be concerned about. There's a small chance that you'll catch a thunderstorm during your trip.
Is it windy in Sicily during December?
You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in December. With moderate air temperatures, any breeze will feel cool.
How warm is the sea in Sicily during December?
The water around Sicily is around 17℃ during December. It will feel a little on the cool when first entering, but you'll warm up quickly. Most kids will have no problem with this temperature, but those who feel the cold are unlikely to want to swim.
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