Lac des Belles-de-Jour is a Lake located in Rivière-à-Pierre; Portneuf, Quebec and has an elevation of 317 meters.

• Latitude: 47° 5' 43'' North   (decimal: 47.0952778)
• Longitude: 72° 17' 41'' West   (decimal: -72.2947222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 317 meters
• Location: Rivière-à-Pierre; Portneuf
• Atlas of Canada Locator Map: Lac des Belles-de-Jour
• GPS Coordinate Locator Map: Lac des Belles-de-Jour Lat/Long