Best time to visit Sardinia

The best time to visit Sardinia for a beach holiday is during summer from mid-June through to mid-September.

However, anytime from mid-May to mid-October is good for a range of outdoor activities. April and May are good months for hiking, exploring the island and visiting cities, so avoiding the intense heat of summer.

Sardinia weather

Sardinia has a Mediterranean climate with hot, sunny summers and mild, wet winters.

Average weather, temperature, rainfall and sunshine at: AlgheroCagliariCosta ReiCosta SmeraldaCosta ParadisoVillasimius

The following are the average temperatures recorded in Alghero, which is located on the northwest coast of Sardinia.

What is the best month to visit Sardinia?
June through September are the best months to visit Sardinia – the climate is perfect with hot, sunny weather and little to no rainfall.

July and August are especially popular, since this is the peak tourist season in Sardinia.

To avoid the crowds, higher prices and heat of summer, the months of May and October are also good for a range of outdoor activities.

Which is the hottest month in Sardinia?
The hottest months in Sardinia are usually July and August, with maximum daytime temperatures of 31°C (87°F), with high heat and humidity and a low of 18°C (64°F)

On the warmest days of July and August, the temperature may reach a high of 37°C (98°F).

The hot summer season lasts from mid-June to mid-September, with an average daily high temperature above 27°C (80°F).

Which is the coldest month in Sardinia?
The coldest month in Sardinia is usually February, with an average high temperature of 14°C (57°F) and an average night-time low of 5°C (41°F).

The cool winter season lasts from late-November through March, with an average daily high temperature below 17°C (62°F).

Which is the sunniest month in Sardinia?
The sunniest month in Sardinia is usually July with sunshine on average for 66% of daylight hours; that's 11.5 hours of sunshine per day.

What is the humidity in Sardinia?
Sardinia experiences significant seasonal variation in perceived humidity, with approximate average relative humidity calculated at between 54% – 68% over the course of the year.

The more humid time of year lasts from mid-June through September, when you can expect the comfort level to be muggy at least 13% of the time.

The month with the most muggy days in Sardinia is August, with around 15 days that are muggy.

We derive the humidity comfort level from the dew point temperature, which measures moisture content in the air. A higher dew point feels muggy and uncomfortable.

November through April is generally comfortable, with no days in any month that are muggy.

When is the sea warmest in Sardinia?
The sea is usually at its warmest in Sardinia in August when the water temperature reaches 26°C (78°F), which is warm enough for swimming.

The sea temperature is comfortable for swimming from July to September.

Which month has the most rain in Sardinia?
October is usually the wettest month in Sardinia with 80mm (3in) on average. There are normally seven days in October with some rain.

The rainy period of the year lasts from late-September to mid-May, with a greater than 17% chance of a given day being a wet day.

The drier season with little or no rainfall lasts from mid-May through to late-September. July has the least rainfall.

The south of the island receives less rainfall than the north, which sees a lot of rain in winter, especially during November and December.

Which is the windiest month in Sardinia?
The windiest month of the year in Sardinia is December, with an average hourly wind speed of 20 kilometres per hour (12 mph; 11 knots).

The windy part of the year lasts from mid-October to late-April, with average wind speeds of more than 16 kilometres per hour (10 mph; 8.6 knots).

The less-windy time of year lasts from late-April to mid-October. The calmest month of the year in Sardinia is July, with an average hourly wind speed of 13 kilometres per hour (8 mph; 7 knots).

The predominant average hourly wind direction is from the west throughout the year in Sardinia.

Sardinia Weather Averages

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average high temperature (°C)
14 14 16 19 23 28 31 31 27 23 18 15
Average low temperature (°C)
5 5 6 8 11 15 18 18 15 13 9 6
Average daily sunshine (hrs)
4 5 6 7 8 10 11 10 8 6 4 3
Average daily daylight (hrs)
10 11 12 13 14 15 15 14 12 11 10 9
Comfort level
No heat & humidity No heat & humidity No heat & humidity No heat & humidity Low heat & humidity icon Moderate heat & humidity icon High heat icon High heat icon Moderate heat & humidity icon Low heat & humidity icon No heat & humidity No heat & humidity
Average relative humidity (%)
80 78 77 76 73 69 66 67 72 77 79 80
UV Index (max)
2 3 4 6 8 9 9 8 6 4 2 1
Average days of rainfall (≥1mm)
8 8 7 7 4 2 1 2 4 7 8 7
Average monthly rainfall (mm)
70 55 60 50 25 15 5 25 40 80 80 65
Average wind speed (km/h)
20 20 18 17 15 13 13 13 15 17 20 20
Average sea temperature (°C)
14 14 14 15 17 21 24 26 24 22 18 16
Alghero, Sardinia, Italy

Holiday seasons

High season: From June to early-September, with July and August two months to avoid – the most expensive and crowded time to travel in Italy. Most hotels are fully booked with restaurants and beaches at their busiest.

Shoulder season: From April to May, early-September to October, and from mid-December to 24 December.

Low season: From November to mid-December and 25 December to 30 March.

Many hotels and restaurants close down for a month or two between November and February.

Source: Meteorological data for Alghero, Sardinia is based on weather statistics gathered for the 30-year period 1991 to 2020 by Servizio Meteorologico – the Italian Meteorological Service – from the nearest weather station: Alghero - Riviera del Corallo Airport (AHO), located about 8km (5mi) northwest of Alghero.

Advice on the best time to visit a particular destination is based on average local weather statistics, when the weather conditions are generally better than at other times of the year. We consider high and low temperatures, risk of rain (and thunderstorms, etc.), amount of sunshine and sea temperature. For general outdoor activities we favour clear, rainless days with a temperature range between 18°C (64°F) and 27°C (80°F); and for hot-weather activities we favour clear, rainless days with a temperature range between 24°C (75°F) and 32°C (89°F). Often, the best times to visit correspond to high season and therefore involve higher prices.

Latest update: Best time to visit Sardinia: 11 May, 2024

Disclaimer: The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Weather data and conditions at any given location and time are unpredictable and variable. We assume no responsibility and can not be held legally responsible for any decisions made on the basis of the information presented on this site.