Cagliari weather

Our guide to the weather in Cagliari during August

31

Average high

7

UV Index

23mm

Monthly rainfall

26

Sea temperature

We've looked at the most up-to-date weather data for Cagliari, 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 Cagliari weather in August.

How hot is it in Cagliari during August?

August is typically the hottest month in Cagliari. The temperature hits about 31℃ during the day, falling away to a balmy 23℃ 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 Cagliari during August?

On average, in August you'll see rain on just one day in the month. In other words, you shouldn't see any of the wet stuff. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Cagliari during August?

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

How warm is the sea in Cagliari during August?

The water around Cagliari reaches a very pleasant 26℃ during August. This is very warm, and will feel bath-like. People who normally feel the cold will find this temperature perfectly acceptable. The hot air temperature will mean that you will feel comfortably warm when coming out of the water.

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Weather in Cagliari

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

13.7

Cagliari weather in

January
14.1

Cagliari weather in

February
15.7

Cagliari weather in

March
18.4

Cagliari weather in

April
22.1

Cagliari weather in

May
27.3

Cagliari weather in

June
30.6

Cagliari weather in

July
30.9

Cagliari weather in

August
27.2

Cagliari weather in

September
23.2

Cagliari weather in

October
18.4

Cagliari weather in

November
15.2

Cagliari weather in

December