Saint-Michel-de-Maurienne (, literally Saint-Michel of Maurienne; Savoyard: Sin Mestyé) is a commune in the Savoie department in the Auvergne-Rhône-Alpes region in south-eastern France.
Saint-Michel-de-Maurienne has an oceanic climate (Köppen climate classification Cfb). The station is located at an altitude of ; due to its location on a leeward slope, there is significantly less precipitation than nearby areas. It is quite common to exceed in summer, sometimes the maximum temperature can reach , and in winter it is relatively rare to fall below . The average annual temperature in Saint-Michel-de-Maurienne is . The average annual rainfall is with December 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 Saint-Michel-de-Maurienne was on 19 August 2012; the coldest temperature ever recorded was on 5 February 2012.