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Tuscany in August: Hot Afternoons, Crowded Coasts, a Quieter Florence and the Antica Fiera di Signa

Yes, if you like long hot days and a trip built around parks, hill towns and the coast. Florence reaches 90°F (32°C) on August afternoons.

The Antica Fiera di Signa and its Incendio della Torre come at the end of the month.

A street in Tuscany in summer
A street in Tuscany in summer · Illustration

At a glance

  • Florence afternoons: 90°F (32°C)
  • Florence nights: 65°F (19°C)
  • Siena afternoons: 87°F (31°C)
  • Rainy days: 4 in Florence, 4 in Siena
  • Daylight on August 15: 14 hours 3 minutes in Florence
  • Crowds: the coasts are full, Florence empties
  • Event: Antica Fiera di Signa with the Incendio della Torre, end of August

What is the weather like in Tuscany in August?

Month Average high Average low Rain Rainy days
July 90°F (32°C) 65°F (18°C) 1.0 in (25 mm) 3
August 90°F (32°C) 65°F (19°C) 1.4 in (37 mm) 4
September 81°F (27°C) 59°F (15°C) 2.6 in (67 mm) 6

*Long-term monthly averages.*

August is hot and mostly dry. Florence tops out at 90°F (32°C) in the afternoon and cools to 65°F (19°C) at night. Siena is a little milder, at 87°F (31°C) by day and 64°F (18°C) at night.

Rain falls on four days in the month in both cities. A shower is possible, but it won’t decide your plans.

July looks almost the same, with 90°F (32°C) in Florence and three rainy days. September is where the change comes. Florence drops to 81°F (27°C) by day and 59°F (15°C) at night, and rain days rise to six. Siena in September sits at 77°F (25°C).

Where to go in Tuscany in August

Florence

The city empties in August, which suits museum days. Palazzo Pitti houses five museums, and the Boboli Gardens are among the 12 Medici villas declared UNESCO World Heritage Sites. With 90°F (32°C) afternoons, take the gardens early.

Siena

Siena has been a UNESCO World Heritage Site since 1995. The Palazzo Pubblico holds the Allegory of Good and Bad Government, and visitors can see the Hall of Nine. Afternoons reach 87°F (31°C), so the indoor rooms make a good midday stop.

San Gimignano

The town has been on the UNESCO World Heritage List since 1990. Its Civic Museums are three: the Town Hall with the Picture Gallery and Great Tower, the Church of San Lorenzo in Ponte, and the Complesso Museale di Santa Chiara. They give you shade and a reason to pause in the heat.

Val d’Orcia

This World Heritage landscape covers five municipalities: Castiglione d’Orcia, Montalcino, Pienza, Radicofani and San Quirico d’Orcia. It has churches and palaces among the fields. Pienza’s historic center is also a UNESCO site, so a day here can mix driving and short walks.

Maremma Regional Park

The park is on the coast, where August crowds gather. You can explore it on foot, by bike or on horseback. Its walking routes suit early starts before the afternoon heat.

What to do in Tuscany in August

Walking to San Rabano in the Maremma Park

The walking route to San Rabano takes 5 hours and covers 6 miles (9.6 km). That’s a long outing in 90°F (32°C) weather.

Start at first light and carry plenty of water.

Snorkeling in the coastal parks

The protected seabeds of the coastal parks are open for snorkeling. It’s a natural fit for an August day on the coast.

Coastal beaches are where most people go in this month, so arrive early and plan the rest of the day around the sun.

Cycling the Lucca hills

In summer you can cycle through the hills and countryside around Lucca to discover its itineraries, colors and flavors. Lucca’s main attractions include the Walls, the Cathedral of San Martino, Piazza Anfiteatro and the Guinigi Tower.

Ride in the morning, then spend the hot hours in the old town and its shaded sights.

The Antica Fiera di Signa

The fair ends the month with the Incendio della Torre, and participation is great.

The Palazzo Pubblico in Siena

The Hall of Nine and the Allegory of Good and Bad Government are the reasons to step inside. The Museo Civico offers a free audioguide app in Italian, English, French, German and Italian sign language.

Download the app before you go. Visit when the afternoon heat is at its peak.

Is Tuscany busy in August?

August sends most people to the coasts, and Florence empties. The coast is the busy part of Tuscany this month.

For the coast, book ahead. Agriturismi in the Siena countryside, such as La Campana in Asciano, offer another base inland.

The regional stay tax can be applied up to 5 euros per night. Towns set their own caps: Lucca charges for up to three consecutive nights, Casole d’Elsa for the first 5 days, Greve in Chianti for up to 7 nights, and Sesto Fiorentino for up to 10 consecutive nights.

What to pack for Tuscany in August

August asks for light clothes by day and one extra layer at night. Pack for sun first and a little rain second.

  • Lightweight clothes and a sun hat for 90°F (32°C) afternoons
  • A thin layer for evenings, when it falls to 65°F (19°C)
  • A light rain jacket, since four days of rain are normal
  • Trail shoes for the 5-hour San Rabano walk in the Maremma Park
  • A swimsuit and snorkel gear for the coastal parks
  • A refillable water bottle for long days on foot

What to know before visiting Tuscany in August

Palazzo Pitti houses five museums, so give it a full visit. Other stops need planning too: the Bacci Chapel in the Basilica of San Francesco in Arezzo, the Fondazione Salvatore Romano in Florence’s Cenacolo di Santo Spirito, and Villa medicea della Petraia, a UNESCO site since 2013.

The Valdambra events program 2026 runs in Bucine until November 30. On the coast near Grosseto, 6 operators are admitted to sell food on beaches without concessions during the summer season, from 1/5 to 31/10.

Is August a good time to visit Tuscany?

Yes, for travelers who want heat, the coast and a quiet Florence. August works best for a mix of museums, parks and hill towns, if you plan around the afternoon sun.

July is nearly the same, at 90°F (32°C) in Florence with three rainy days. September cools to 81°F (27°C) and has six rainy days.

If you want to swim, choose the coast, but book early.

For the festival, go at the end of August for the Antica Fiera di Signa.

Sources
  • visittuscany.com (https://www.visittuscany.com//en/ideas/top-things-to-do-in-tuscany-in-spring/), checked 2026-10-30
  • comune.casale-marittimo.pi.it (https://comune.casale-marittimo.pi.it/it/page/115086), checked 2026-10-30
  • ncei.noaa.gov (https://www.ncei.noaa.gov/products/wmo-climate-normals), checked 2026-10-30
  • comune.montespertoli.fi.it (https://www.comune.montespertoli.fi.it/Servizi/Imposta-di-Soggiorno), checked 2026-10-30
  • toscanapromozione.it (https://www.toscanapromozione.it/litinerario-naturalistico-toscano-una-rete-di-percorsi-slow-per-pianificare-le-tue-vacanze-a-bassissima-impronta-ecologica/), checked 2026-10-30
  • visittuscany.com (https://www.visittuscany.com/en/ideas/sea-and-wilderness-nature-parks-along-the-tuscan-coast/), checked 2026-10-30
  • montecatini.turismo.toscana.it (http://www.montecatini.turismo.toscana.it/borgo_degli_agrumi_eng.php), checked 2026-10-30
  • archivio.comune.montecatini-terme.pt.it (https://archivio.comune.montecatini-terme.pt.it/servizi/Menu/dinamica.aspx?idSezione=616&idArea=16293&idCat=16316&ID=24131&TipoElemento=pagina&voto=2), checked 2026-10-30

Where to go, and when — with the homework done. Warm guides built on thirty-year climate data, official crowd numbers and honest verdicts.