Yes, you can absolutely swim on the Sunshine Coast during the winter months (June, July, and August), though "warmth" is relative. In 2026, the ocean temperature during winter typically hovers around 21°C to 22°C (70°F-72°F). Because the water takes longer to cool down than the air, it is often warmer in the ocean than on the beach during a winter morning. For locals, this might feel "brisk," but for visitors from colder climates, it is often comparable to summer lake temperatures in the Northern Hemisphere. The air temperature during a Sunshine Coast winter day usually reaches a pleasant 20°C to 22°C (68°F-72°F) with very low humidity and clear blue skies, making it perfect for sunbathing. If you find the open ocean too cool, many resorts and public pools in Noosa and Mooloolaba are heated to 26°C-28°C year-round. An added bonus of winter swimming in 2026 is that the "stinger" risk (deadly jellyfish) is non-existent during these cooler months, and the surf is often cleaner and more consistent for those looking to learn how to catch a wave.