Sardinia Weather in August

Average temperatures, rainfall, sunshine and the best places to visit in Sardinia, Italy in August.

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Alghero Cagliari San Teodoro Castelsardo

Thinking about venturing to Sardinia, Italy this August and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Sardinia in August

Sardinia, Italy is a region in Italy. August in Sardinia generally has temperatures that range from warm to very warm, with low precipitation. It's the height of summer.

Temperatures

The average highest temperatures fluctuate between warm in Stintino at 27°C (81°F) to very warm in Annunziata at 34°C (93°F). Nighttime temperatures generally drop to 21°C (70°F) in Annunziata and 24°C (75°F) in Stintino. On average, August is the warmest month of the year in Sardinia, Italy. So be prepared and pack summer clothes.

To explore the conditions in Sardinia, Italy in more detail, check the map below.

Precipitation

In August, precipitation varies across different areas. From low rainfall in SantʼAndrea with an average of 6.4 mm (0.3 in) to low rainfall in Ulassai with 25 mm (1 in).

Average sunshine

Sunshine is generally plentiful throughout many areas. Alghero enjoys about 315 hours of sunlight, ideal for those seeking sunny weather.

Explore Sardinia by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Best Places to Visit in Sardinia in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Sardinia.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Sardinia

What is the weather like in August for some of the most popular destinations in Sardinia, Italy?

Temperature range in Sardinia (August)

Precipitation variation in Sardinia (August)

Alghero

In August Alghero generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 23°C (73°F) and low monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
28°C (82°F)
28°C (82°F)
26°C (79°F)
Min temperature
22°C (72°F)
23°C (73°F)
20°C (68°F)
Monthly sun hours
349 hours
315 hours
247 hours
Monthly rainfall
5.7 mm (0.2 in)
8.7 mm (0.3 in)
39 mm (1.5 in)
Monthly rainy days
2 days
4 days
7 days
Weather conditions
perfect
perfect
perfect
Climate in Alghero →

Cagliari

In August Cagliari generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 22°C (72°F) and low monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
31°C (88°F)
32°C (90°F)
28°C (82°F)
Min temperature
21°C (70°F)
22°C (72°F)
19°C (66°F)
Monthly sun hours
343 hours
321 hours
244 hours
Monthly rainfall
2.4 mm (0.1 in)
8.5 mm (0.3 in)
34 mm (1.3 in)
Monthly rainy days
2 days
3 days
7 days
Weather conditions
perfect
perfect
perfect
Climate in Cagliari →

San Teodoro

In August San Teodoro generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 22°C (72°F) and low monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
28°C (82°F)
29°C (84°F)
26°C (79°F)
Min temperature
21°C (70°F)
22°C (72°F)
19°C (66°F)
Monthly sun hours
362 hours
320 hours
255 hours
Monthly rainfall
9.5 mm (0.4 in)
13 mm (0.5 in)
44 mm (1.7 in)
Monthly rainy days
2 days
5 days
8 days
Weather conditions
perfect
perfect
perfect
Climate in San Teodoro →

Castelsardo

In August Castelsardo generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 21°C (70°F) and low monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
27°C (81°F)
28°C (82°F)
25°C (77°F)
Min temperature
21°C (70°F)
21°C (70°F)
19°C (66°F)
Monthly sun hours
349 hours
315 hours
247 hours
Monthly rainfall
8.2 mm (0.3 in)
12 mm (0.5 in)
48 mm (1.9 in)
Monthly rainy days
2 days
5 days
7 days
Weather conditions
perfect
perfect
perfect
Climate in Castelsardo →

Monte Nai

In August Monte Nai generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 22°C (72°F) and low monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
32°C (90°F)
33°C (91°F)
29°C (84°F)
Min temperature
22°C (72°F)
22°C (72°F)
19°C (66°F)
Monthly sun hours
343 hours
321 hours
244 hours
Monthly rainfall
2.6 mm (0.1 in)
8.5 mm (0.3 in)
33 mm (1.3 in)
Monthly rainy days
2 days
3 days
7 days
Weather conditions
perfect
perfect
perfect
Climate in Monte Nai →

Is your destination not in the list? Have a look at all destinations in Sardinia, in Italy.

In our records: Italy August extremes

Notable August records observed across cities in Italy in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest August day in Italy reached 46°C (115°F) in Marina di Ragusa on August 10, 1999.

Popular cities in August

Day & night temperatures, rainfall and average weather in Sardinia in August.

City Weather Day temp Night temp Rainfall
Alghero 28°C (82°F) 23°C (73°F) 8.7 mm (0.3 in)
Cagliari 32°C (90°F) 22°C (72°F) 8.5 mm (0.3 in)
San Teodoro 29°C (84°F) 22°C (72°F) 13 mm (0.5 in)
Castelsardo 28°C (82°F) 21°C (70°F) 12 mm (0.5 in)
Monte Nai 33°C (91°F) 22°C (72°F) 8.5 mm (0.3 in)
Villasimius 32°C (90°F) 22°C (72°F) 7.1 mm (0.3 in)

Sardinia weather in August: frequently asked questions

What is the weather like in Sardinia, Italy in August?

In August, Sardinia, Italy generally has perfect weather conditions. Alghero sees daytime temperatures near 28°C (82°F), with nights cooling to roughly 23°C (73°F).

What is the average temperature in Sardinia, Italy in August?

Average temperatures in Sardinia, Italy during August range from a nighttime low near 23°C (73°F) to a daytime high around 28°C (82°F) in Alghero.

Does Sardinia, Italy get a lot of rain in August?

Not particularly. Alghero averages just 8.7 mm (0.3 in) of rain in August, making it a mostly dry month for Sardinia, Italy.

Is August a Good Time to Visit Sardinia, Italy?

We consider August to be one of the best times to travel to Sardinia, Italy. Typically, the climate in Alghero is perfect.

Generally speaking, the best visiting conditions can be found in May, June, July, August, September and October offering mostly perfect weather in Alghero. In contrast, January, February, March and December tend to have tolerable weather conditions.

Interested in more climate information?

We have much more information about the climate in Sardinia.

Weather and climate has detailed information for every country in the world. Are you going to Italy? Get detailed historical weather averages for many cities in Italy.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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