Sicily weather

Our guide to the weather in Sicily during September

28

Average high

6

UV Index

82mm

Monthly rainfall

26

Sea temperature

The largest island in the Mediterranean Sea, Sicily is blessed with a warm summer climate. We've looked at the most up-to-date weather data for Sicily, covering the last 12 years up to 2024, 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 September.

How warm is it in Sicily during September?

The temperature reaches around 28℃ during the daytime in September, falling away to 19℃ at night. The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.

Does it rain in Sicily during September?

September is typically the wettest month in Sicily. On average, there will be 5 rainy days during the month, amounting to 82.1mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Sicily during September?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in September. With moderate humidity, any breeze will have a welcome cooling effect.

How warm is the sea in Sicily during September?

The water around Sicily reaches a very pleasant 26℃ during September. This is very warm, and will feel bath-like. People who normally feel the cold will find this temperature perfectly acceptable.

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Weather in Sicily

Our month-by-month guide to the weather and climate in Sicily

12.1

Sicily weather in

January
13.0

Sicily weather in

February
15.1

Sicily weather in

March
18.9

Sicily weather in

April
24.1

Sicily weather in

May
30.4

Sicily weather in

June
34.0

Sicily weather in

July
33.9

Sicily weather in

August
28.1

Sicily weather in

September
22.7

Sicily weather in

October
17.6

Sicily weather in

November
13.8

Sicily weather in

December