Peak tourist seasons in Bonnie Doon generally happen in fall and spring, providing a balance of warm temperatures, little precipitation, and low humidity. December is the warmest month with an average high of 34°C. However, the area is tropical and largely temperate year-round. The coldest month is June with an average temperature of 21°C. June and July are ideal times for whale watching as humpback whales migrate north through the Great Barrier Reef.