GalériaGaléria is a commune in the Haute-Corse department of France on the island of Corsica.GeographyClimateGaléria has a hot-summer mediterranean climate. The average annual temperature in Galéria is. The average annual rainfall is with December as the wettest month. The temperatures are highest on average in July, at around, and lowest in January, at around. The highest temperature ever recorded in Galéria was on 5 July 1993; the coldest temperature ever recorded was on 2 March 2005.