Yes—many park benches do have drainage holes or built-in gaps so water doesn’t pool on the seat, but it depends on the design. Metal park benches often have small drainage holes stamped or drilled into the seat pan. Wooden and composite benches usually use slatted seats, and the open gaps between slats let rainwater run straight through. Molded plastic or recycled benches may have perforations or a slightly crowned surface that helps water shed to the edges.
If the bench you are looking at has a solid, flat seat with no visible holes or slat gaps, water can collect after rain. Some lower-cost or older benches skip drainage details, which can leave puddles on the seat and keep the bench wet longer. That also increases the chance of rust, rot, or slippery surfaces.
So when checking park benches, look for one of three things: drainage holes, open slat gaps, or a curved seat profile. These features help water drain away quickly and keep the seat drier. If you already own a solid metal or plastic bench, you may be able to add small drainage holes, but check the manufacturer’s guidance first. For public outdoor seating, drainage is a simple detail that makes a big difference in comfort and durability.