Lac Day is a Lake located in La Tuque; Le Haut-Saint-Maurice, Quebec and has an elevation of 420 meters.

• Latitude: 47° 41' 25'' North   (decimal: 47.6902778)
• Longitude: 74° 7' 19'' West   (decimal: -74.1219444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 420 meters
• Location: La Tuque; Le Haut-Saint-Maurice
• Atlas of Canada Locator Map: Lac Day
• GPS Coordinate Locator Map: Lac Day Lat/Long