The best DIY approach for most homeowners is a ground-based solar panel snow removal tool, like a solar panel snow rake with a foam or rubber head. Just as important: knowing when to let snow melt naturally, and when clearing snow off solar panels is worth the effort. Did you know that even during cold months, solar panels can still generate about 50 to 80 percent of their maximum output? How can you ensure they perform at their. . Understanding how to effectively remove or melt snow from solar panels is crucial for maintaining optimal performance during the colder months. How Does Snow Affect Solar Panel Performance? Solar power reduces your reliance on the electrical grid and lowers your utility bills. .