CardetCardet is a commune in the Gard department in southern France.WWW Official SiteGeographyClimateCardet has a hot-summer Mediterranean climate. The average annual temperature in Cardet is. The average annual rainfall is with September 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 Cardet was on 28 June 2019; the coldest temperature ever recorded was on 3 January 1971.