Assis is a city and a municipality in the southwestern part of the state of São Paulo in Brazil. The population is 101,597 (2015 est.) in an area of 460.61 km². The town was founded on July 5, 1905 and became a municipality in 1917, when it was separated from Platina. It is the largest city of its microregion, and the 2nd of its mesoregion, and is 434 km away from the capital, São Paulo. The town has an annual average temperature of 21,37 °C, annual rainfall 1,441 mm (56.7 in), and the vegetation predominates Mata Atlântica and Cerrado, is then a transition zone of vegetation.