IRONMAN Arizona, a world-renowned triathlon that challenges athletes of all levels! Immerse yourself in the breathtaking scenery of Tempe Town Lake and the Sonoran Desert while putting your skills to the test. Take the plunge into a 2.4-mile swim in the serene waters of Tempe Town Lake, offering a picturesque start to your day. The rectangular course, with water temperatures between 68-70 degrees Fahrenheit (20-21 degrees Celsius) in November, allows for wetsuit use. Navigate with ease using ...