How Are Outdoor Lights Waterproof?

Outdoor lights are a great way to add visual appeal to your property, and they’re also essential for providing visibility and security when it’s dark. But if you’re planning on using outdoor lights, you need to make sure that they’re waterproof.

Because if not, your lights could be ruined by moisture or rain.

Waterproof outdoor lights are designed with special features that protect them from the elements. The most important of these features is a sealant or coating that is applied liberally to the light fixture itself.

This sealant acts as a barrier between the light and the environment, keeping water and other liquids out.


The most common type of sealant used on outdoor lights is silicone-based. It’s strong and durable, and it forms an effective barrier against moisture and water damage. It also helps keep dirt and dust out of the light fixture, which can reduce its performance over time.


Some outdoor lights also use special coatings, such as epoxy or polyurethane. These coatings help protect the light from UV rays, which can cause fading or discoloration over time. They also provide additional protection against water damage.

Weather Resistant Materials

In addition to sealants and coatings, waterproof outdoor lights are usually made of materials that are resistant to weathering. This includes materials like aluminum and stainless steel, which won’t corrode or rust even when exposed to rain or moisture.


Waterproof outdoor lights are designed with special features that protect them from the elements, such as sealants and coatings as well as weather resistant materials like aluminum or stainless steel. These features help keep moisture out while still allowing your lights to look great and perform properly for years to come.

Photo of author

Samantha Mckinney