Spring (April-May) and Early Fall (September-October) offer ideal conditions with pleasant weather (15-25°C), blooming flowers, and comfortable outdoor activities. Summer (June-August) attracts peak tourists with warm weather perfect for lake activities and festivals. Winter (December-February) transforms Zurich into a holiday wonderland with Christmas markets, ice skating, and nearby skiing.
Rainfall: Zurich experiences moderate rain year-round. Pack waterproof layers regardless of season.
Peak Season: July-August brings maximum crowds and higher prices. Consider shoulder seasons for better value and fewer tourists.