The lake is home to a variety of fish species, including cutthroat trout, rainbow trout, and brook trout. Nearby activities include hiking, camping, and wildlife viewing. Fishing tips include using small flies and lures and fishing near the weed beds. The best time to visit is during the summer months, with average temperatures ranging from 70-80°F. Overall, Glenwood Lake is a great spot for a peaceful day of fishing and enjoying the Montana wilderness.