Google searches for “catios” have surged 330% since late 2023 — proof that more cat owners than ever want to provide safe outdoor time for their pets, even in the dead of winter. For those in cold climates, the solution is a well-designed winter rest zone: a safe, sheltered outdoor space where cats can enjoy fresh air without exposure to the elements or escape risks. This guide from Oscillot walks through everything you need to design a winter-ready cat space. It starts with the containment foundation — a cat-proof fence system to keep your cat safely in the zone — then covers shelter design for warmth and wind protection, appropriate flooring for cold and wet conditions, and enrichment features to keep cats mentally stimulated during short winter sessions. Compact 4-foot kit options make