Top. Like many other outdoor surfaces, such as concrete, asphalt, beach sand, wood decking, other brands of composite decking, etc., Trex decking can get hot due to weather and sun exposure.

Does Trex decking get too hot?

While wood gets hot enough to make walking with bare feet uncomfortable, composite decking gets even hotter. In some cases, Trex can become so hot that it may become unusable under intense, direct sunlight. The darker the Trex decking material, the more heat is retained.

Why is Trex decking so hot?

Meaning that regardless if your decking is wood or composite, it will be hot in the sun. This is mostly to do with the science of heat and reflection. Decking is a flat surface reflecting the sun's heat more than cool grass in your yard. Making the decking hotter in the sun than elsewhere in your yard.