Whether urban outdoor furniture can remain outside throughout the year depends primarily on its construction materials and your local climate conditions. Powder-coated aluminum, teak, and all-weather wicker typically withstand year-round exposure when properly maintained. However, extreme winter conditions with heavy snow, ice, and freezing temperatures can compromise even durable materials.
For winter protection, apply specialized furniture covers that allow breathability while preventing moisture accumulation. Elevate pieces slightly to avoid ground moisture damage, and consider applying protective oils to wood surfaces before winter arrives. Furniture with cushions should always be stored indoors during wet seasons, as internal mold growth can occur despite weather-resistant fabrics.
Manufacturers often specify temperature thresholds for their products - typically around -20°F (-29°C) for premium aluminum frames. Regular cleaning before winter prevents debris from causing surface stains during precipitation. For areas with severe winters, even weather-resistant furniture benefits from storage in a dry, covered area.
Ultimately, while high-quality urban outdoor furniture designed for all-weather use can technically remain outside year-round, implementing protective measures significantly extends its lifespan and maintains appearance. Consider your specific climate severity and the furniture's material specifications when deciding between winter storage or outdoor preservation.