Decks often serve two purposes: as a place to gather and entertain, and as a pathway from the yard to the house. Outdoor deck lighting ideas makes it safer to walk across, and sets a mood at night for outing space of your home. The benefits of outdoor deck lighting ideas are safety and functionality. Light up areas where you cook or eat. Provide enough lighting for someone to see when walking across the deck. Look for lighting fixtures that provide the right amount of light without making it too bright.