 Andorra consists predominantly of rugged mountains, the highest being the Coma Pedrosa at , and the average elevation of Andorra is .These are dissected by three narrow valleys in a Y shape that combine into one as the main stream, the Gran Valira river, leaves the country for Spain (at Andorra's lowest point of ).Andorra's climate is similar to that of its neighbours' temperate climates, but its higher elevation means there is, on average, more snow in winter, lower humidity, and it is slightly cooler in summer.