Average monthly water temperature in Royal National Park, Australia
On this page you find the mean water temperature over the year in Royal National Park (Australian Capital Territory), Australia. Discover when the water is at its warmest and coolest, perfect for planning your visit.
Water temperatures in Royal National Park fluctuate across the seasons. The warmest month, January, averages 21°C (70°F).
The coldest water temperature month is August, averaging 16°C (61°F). Seasonal shifts offer opportunities to explore different activities depending on the time of year.