Les Aires is a commune in the Hérault department in the Occitanie region in southern France. Les Aires has a mediterranean climate. The aver…Les Aires is a commune in the Hérault department in the Occitanie region in southern France. Les Aires has a mediterranean climate. The average annual temperature in Les Aires is 13.9 °C. The average annual rainfall is 1,128.5 mm with December as the wettest month. The temperatures are highest on average in July, at around 22.6 °C, and lowest in January, at around 6.7 °C. The highest temperature ever recorded in Les Aires was 41.3 °C on 28 June 2019; the coldest temperature ever recorded was −10.4 °C on 2 March 2005.