The best time to brighten gutters is spring or early summer. This timeframe is optimal as it allows for the removal of winter stains and prepares the gutters for the upcoming rainy season. Spring cleaning ensures that your gutters are free from debris, stains, and discoloration, contributing to their overall functionality and appearance. Our professional gutter brightening services are well-suited for this season, providing a thorough cleaning that enhances the gutters' aesthetics and ensures they are well-prepared for optimal performance.