Virieu-le-Petit (; ) is a former commune in the Ain department in eastern France. On 1 January 2019, it was merged into the new commune Arvière-en-Valromey.
Geography
Climate
Virieu-le-Petit has a oceanic climate (Köppen climate classification Cfb). The average annual temperature in Virieu-le-Petit is . The average annual rainfall is with November 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 Virieu-le-Petit was on 13 August 2003; the coldest temperature ever recorded was on 5 February 2012.