Monsoon Lake is a Lake located in Cassiar Land District, British Columbia.

• Latitude: 56° 40' 25'' North   (decimal: 56.6735999)
• Longitude: 131° 6' 0'' West   (decimal: -131.1000000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: British Columbia
• Location: Cassiar Land District
• Atlas of Canada Locator Map: Monsoon Lake
• GPS Coordinate Locator Map: Monsoon Lake Lat/Long