The hottest place in Italy in September is Sicily (27ºC) followed by Naples (26ºC) and Capri (26ºC), Sardinia (25ºC), the Amalfi Coast (25ºC), Puglia (24ºC), Rome (24ºC) and Cinque Terre (24ºC). Following closely behind are Calabria (23ºC) and Florence (23ºC).