Yes, gutter guards work in the winter, especially heated versions or guards designed for cold climates. They help prevent debris from clogging gutters, and heated options can reduce the risk of ice dams by allowing snowmelt to flow through the gutters.

Gutter guards can help keep your gutters free from debris even in the winter. Heated gutter guards or guards made for winter use are especially effective in preventing ice dams and ensuring proper water drainage.