Saint-Prime (French pronunciation: [sɛ̃ pʁim]) is a municipality in Quebec, Canada, located within the regional county municipality of Le Domaine-du-Roy.

The municipality had a population of 2,760 as of the Canada 2021 Census, and a land area of 147.16 km2.

Saint-Prime has a humid continental climate[4] that is some way above the subarctic classification due to its warm summers.

Winters, however, are very cold and the seasonal differences are severe, although not extreme by Canadian or Quebec standards.

Precipitation levels are high, bringing much snowfall in winter, but are by no means extreme compared to adjacent areas.