CastirlaCastirla is a commune in the Haute-Corse department of France on the island of Corsica.WWW mairiecastirla.corsicaGeographyClimateCastirla has a hot-summer mediterranean climate. The average annual temperature in Castirla 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 Castirla was on 19 July 2023; the coldest temperature ever recorded was on 10 January 1981.