The short answer is: don’t let the furniture sit in direct sun, and don’t let heat get trapped against it. In a city, that usually means combining shade, airflow, light colors, and the right materials. Start with placement. Move chairs and tables under a pergola, awning, tree canopy, or shade sail during the hottest part of the day. If you can’t move heavy pieces, add a freestanding umbrella or a shade sail. A simple rule: if the seat is in full sun at 2 p.m., it will be uncomfortable at 4 p.m.
Choose light-colored, breathable cushions and covers. Dark fabric and vinyl soak up heat; tight plastic covers can turn a chair into an oven. Use washable, UV-resistant fabric covers or leave cushions off until you need them. For metal furniture, look for powder-coated finishes in pale colors, and avoid bare dark metal in direct sun. Wood, teak, and high-quality resin tend to feel less harsh than steel or aluminum. Perforated or slatted designs also help because air can move through them.
Shade alone isn’t enough if air is stagnant. Set furniture where there’s a breeze, or use a small fan on a covered balcony. Don’t push chairs tight against hot walls or glass; those surfaces radiate heat. A light misting can help, but don’t soak wood or electronics. A damp towel over a hot seat for a few minutes can pull down surface temperature, then remove it so moisture doesn’t linger. For tables, a light-colored tablecloth or removable tray keeps the touch point cooler.
At the start of summer, clean surfaces and check finishes. Dust and grime hold heat, and worn coatings expose hotter material underneath. If you have fixed benches or concrete seating, add a removable cushion or a woven mat. Keep plastic covers off during the day; use breathable covers only when furniture is stored. Before guests arrive, run a quick hand test on seats and armrests. If it’s too hot to hold your hand there for five seconds, add shade, a cover, or move it. The goal isn’t to make furniture cold—it’s to keep it shaded, ventilated, and pleasant to touch.