Ecommerce website metrics are the indicators that measure the performance of an online business. By understanding and monitoring key metrics, you can gain valuable insights into how your customers interact with your website, measure sales effectiveness and improve overall customer experience. The most important metrics to monitor include things like conversion rate, average order value, bounce rate, time on page, visitor acquisition, and traffic sources. Analyzing trends in these metrics can help you identify areas for improvement and develop strategies to maximize your ecommerce success.