Sicily in August: Weather, Sea Temperature and Travel Tips

Everything you need to know for your Sicily holiday in August.

By Oskar Golde

Founder & Owner, Terra Mia Immobiliare

Years of working with Sicily and its regions.

Sicily climate & sea temperature in August

In August, the average daytime high in Sicily is 30.5 °C (87 °F), dropping to 23.2 °C (74 °F) at night. The Mediterranean sits at around 27.8 °C (82 °F), with rain on roughly 4 days in the month. Air temperatures are averages for 1995–2024 and sea temperatures come from 2023–2025, both for the north coast near Palermo.

Temperatures in August

Air max: 30.5°C (87 °F)
Air min: 23.2°C (74 °F)
Sea temperature: 27.8°C (82 °F)
Rain days: 4

Data source: Open-Meteo (ERA5 reanalysis & Marine), CC-BY 4.0. Air: average 1995–2024; sea temperature: 2023–2025; reference point Sicily’s north coast. Data retrieved on June 15, 2026.

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Travel tips for August

August is one of the hottest months in Sicily, attracting numerous tourists who want to enjoy the summer sun and the crystal-clear sea. This month offers various climatic features that characterize the month.

Temperatures

In August, daily highs on the coast average about 31 °C (88 °F); inland and on the plain of Catania they average 32 to 34 °C (90 to 93 °F). In some years, the highs can even surpass the 40 °C (104 °F) mark. The nights remain warm, with temperatures rarely dropping below 20 °C (68 °F), allowing for long, balmy evenings outdoors.

Humidity

On the coast the air is humid in August: relative humidity averages about two-thirds, so the average daytime high of 31 °C (88 °F) there feels more like 34 °C (93 °F). Inland, around Caltanissetta for example, the heat is drier, and in the afternoon humidity drops below 30% on average. Day trips inland are best planned for the morning.

Sea Temperature

By August, the Mediterranean Sea has warmed to a comfortable 26 to 28 °C (79 to 82 °F). This is ideal for those who love swimming, snorkeling, or engaging in other water sports. The clear, warm water invites you to relax and is a welcome respite on hot days.

Vegetation and Harvest Time

August is a peak harvest time for summer fruits in Sicily. Figs, peaches, and apricots are now ripe and ready for picking. The landscape is adorned with blooming oleander and bougainvillea bushes, which bloom in vibrant colors. These blooming bushes add a special Mediterranean charm to the streets and gardens of Sicily, offering a splendid sight during the summer months.

Ferragosto

Ferragosto, celebrated on August 15th, is an important festival in Sicily and a highlight of the summer. Originally a Roman holiday in honor of Emperor Augustus, Ferragosto is now a religious and cultural event that celebrates the Assumption of the Virgin Mary.

On Ferragosto, people gather to celebrate with family and friends. The streets and squares of towns and villages are festively decorated, and there are numerous parades, processions, and fireworks. In coastal towns, it is customary to spend the day at the beach, often with picnics, barbecues, and games. The evening typically ends with impressive fireworks lighting up the night sky.

Especially in places like Palermo, Catania, and Syracuse, there are large celebrations and religious processions where statues of the Virgin Mary are carried through the streets. Traditional music and dances, local delicacies, and a general sense of community and joy characterize Ferragosto for locals and visitors alike.

Activities in August

August is ideal for beach days, hikes in the early morning or late evening hours, and trips to the historical sites of Sicily. In addition to Ferragosto, many towns and villages host other festivals and markets where local specialties and crafts are showcased.

Conclusion

August in Sicily suits those who love high temperatures and the Mediterranean lifestyle. Whether you want to spend relaxing days at the beach or explore the island's culture and nature, the month offers both. Ferragosto adds a festival that shows the culture and traditions of Sicily.

Festivals and Events in Sicily

Harvest time in August

Harvest and market months in Sicily. A product appears here only when at least two sources agree on its months.

Etna lemons

Etna coast between the Alcantara river and Catania

Primofiore from October to April, Bianchetto from April to June, Verdello from July to September.
Pantelleria capers

Pantelleria

Picked by hand from May to October, in several rounds.
Grape harvest

All of Sicily

It starts at the end of July and runs into October. On Pantelleria the Zibibbo is picked in August.
Almonds (Noto, Avola)

Noto, Avola, Rosolini, Canicattini Bagni

Harvested from July to early September.
Trapani sea salt

Salt pans between Trapani, Paceco and Marsala

The salt is harvested from July to September.
Prickly pears

Etna slopes, San Cono

The first fruit ripens in August and September. From September to December comes the late fruit of the second bloom, called "bastardoni".
Leonforte peaches

Leonforte (province of Enna)

From late August to early November, most of them in September and October.
Mangoes

Etna foothills near Giarre

From August to early November.
Bronte pistachios

Bronte, Adrano, Biancavilla

From mid-August to early October. The big harvest comes only every other year, in odd years (last in 2025, next in 2027).