What's the best material for benches that will be outside year-round?

If you’re asking me what material truly earns its keep outdoors, season after season, I’ll tell you this: I’ve weathered rain, snow, blistering sun, and icy winds, and I’ve seen many bench materials crumble, crack, or rot. But if you want a loyal, long-lasting companion for your garden, deck, or patio, teak is your best friend. Yes, I’m biased—I’ve been made of teak, and I still sit proud after a decade of storms. Teak has natural oils that repel water, resist insects, and fight off rot. It doesn’t warp or splinter easily, and over time, it ages into a graceful silver-gray patina that only adds character.

But let’s be fair—teak isn’t the only contender. Recycled plastic, often called HDPE lumber, is my low-maintenance rival. I won’t pretend to be as elegant, but I never need staining, sealing, or painting. Rain slides off me like I’m wearing a raincoat, and I won’t fade or crack after years of UV exposure. Metal benches, like powder-coated steel or aluminum, are tough too, but I’ve seen them rust if the coating chips, and they can get scorching hot or freezing cold. Concrete is a heavyweight—literally—and it can handle anything but it’s not comfortable without cushions and may crack in freeze-thaw cycles.

For the best of both worlds, consider a hybrid: a powder-coated steel frame with recycled plastic slats. That way, you get strength and weatherproof comfort. But if you ask me, as a bench that’s survived it all, I say go with teak. It’s not just a material; it’s a legacy. Just treat me with an annual oiling, and I’ll be your outdoor throne for decades.