Kefalonia Is a great vacation spot for island hopping during the Ionian Sea. You'll find immediate ferry crossings from Kefalonia for the ports of: Cephalonia has warm, sunny summers and mild wet winters. Based on the Köppen weather classification system, it has a very hot-summer season Mediterranean weather (Csa). For https://www.diigo.com/item/note/b80do/ke0b?k=ef0c9288a0a081fc52ed884750e3c7ba