Conquer the City of Cool at the HALF IRONMAN 70.3 Melbourne! St. Kilda, Melbourne's iconic beachfront playground, sets the stage for an unforgettable triathlon experience. Dive into the sparkling waters of Port Phillip Bay for a 1.9km swim with an average temperature of 64°F (18°C). The rolling wave start from the historic St. Kilda Sea Baths sends you on a journey past Half Moon Bay and the vibrant St. Kilda foreshore. Next, conquer the flat and fast 90km bike course. The two-loop clockwise ...