Synthesis 6 - 15 days Updated Saturday 06 December 2025, 10:16 Saturday 06 Weather: mostly sunny, later increasing cloudiness, chance of light rain. Wind: light northwesterly wind. Sea: slight. Temperature: will increase. Temperature Max UV Max UV Max UV Arezzo11 °C1 Lucca11 °C1 Pistoia11 °C1 Firenze11 °C1 Grosseto14 °C1 Massa14 °C1 Prato11 °C1 Pisa13 °C1 Siena12 °C1 Livorno14 °C1 Sunday 07 Weather: mostly sunny; cloudy over hills and mountains in the afternoon, later decreasing cloudiness. Wind: light northwesterly wind. Sea: slight. Temperature: will increase. Temperature Min Max UV Min Max UV Min Max UV Arezzo4 °C12 °C1 Lucca6 °C14 °C1 Pistoia4 °C14 °C1 Firenze5 °C14 °C1 Grosseto6 °C16 °C1 Massa6 °C15 °C1 Prato5 °C14 °C1 Pisa6 °C15 °C1 Siena6 °C13 °C1 Livorno6 °C15 °C1 Monday 08 Weather: mostly sunny. Wind: light southwesterly wind. Sea: smooth. Temperature: will increase. Temperature Min Max UV Min Max UV Min Max UV Arezzo1 °C13 °C1 Lucca4 °C14 °C1 Pistoia3 °C14 °C1 Firenze3 °C15 °C1 Grosseto5 °C16 °C1 Massa5 °C16 °C1 Prato3 °C15 °C1 Pisa4 °C14 °C1 Siena3 °C11 °C1 Livorno9 °C16 °C1 Tendency