Marsala Petrosino, a village formerly part of Marsala, decided to become a self-governing town after a local referendum. The area of Marsala is classified as a seismic zone 2 (medium). In the last 200 years three earthquakes of medium-high intensity were recorded: Marsala has a hot-summer mediterranean climate (Köppen: "Csa"), similar to most coastal towns in Sicily, with hot and dry summers coupled with moderately wet and mild winters. Weather in Marsala is similar to that of nearby Trapani. Summers are generally warm with a record maximum temperature of in August 2017. In the summer, due to how dry it is,
Marsala wine it would last on long ocean voyages, but now it is made that way because of its popularity in foreign markets. The most credible version of the introduction of Marsala fortified wine to a wider range of consumers is attributed to the English trader John Woodhouse. In 1773, Woodhouse landed at the port of Marsala and discovered the local wine produced in the region, which was aged in wooden casks and tasted similar to Spanish and Portuguese fortified wines then popular in England. Fortified Marsala was, and is, made using a process called "in perpetuum", which is similar to the