VillematierVillematier is a commune in the Haute-Garonne department in southwestern France.WWW mairie-villematier31.frGeographyClimateVillematier has an oceanic climate closely bordering on a humid subtropical climate. The average annual temperature in Villematier is. The average annual rainfall is with April 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 Villematier was on 4 August 2003; the coldest temperature ever recorded was on 9 February 2012.