Meynes () is a commune in the Gard department in southern France.
Meynes has a hot-summer Mediterranean climate (Köppen climate classification Csa). The average annual temperature in Meynes 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 Meynes was on 28 June 2019; the coldest temperature ever recorded was on 15 January 1985.