The Noosa Summer Swim Festival is one of Australia’s top open water events, drawing over 2,500 swimmers and 5,000 supporters each year for a weekend of sun, surf, and unforgettable swims at Noosa Main Beach. Saturday features two open water clinics to sharpen technique and get expert tips. Sunday is race day, with events from the 300m Junior Giants to the iconic Noosa 5.0, welcoming everyone from first-timers to elite athletes. New for 2026: the Knockout Sprint Relay—fast-paced fun for swimmers and spectators alike!