Vecchiano is a municipality of 11.933 inhabitants located in the Pisa province in the Italian region of Tuscany in Central Italy.
It has a population density of 177 people per km² and an altitude of 5 metres above the sea level.
Vecchiano accounts for about 2.85% of the total population in the province of Pisa and about 0.01980% of the overall population of Italy as of 2022.
Vecchiano is classified as a Climate Zone D, which means it is a temperate town by Italian standards.
The local climate is characterized by short, mild winters with hot and somewhat windy summers and overall little precipitation.
The province of Pisa experiences on average 73.30 days of hot temperatures (over 30°C) and 1.51 cold temperature days (<5°C) per year.
Precipitation in the form of rain or snow occurs around 85.56 days per year. There are 8.81 foggy days throughout the year.
The municipality of Vecchiano enjoys approximately 8.1 hours of sunshine per day. This means that the town experiences an average of 328.50 sunny days in a year.