In July, the weather in Sankt Anton am Arlberg is typically warm. Average daily high temperature in July is about 14 degrees above zero. On average, Sankt Anton am Arlberg has 22 rainy, 8 sunny, and 1 partly cloudy day in July. The rains are usually heavy. July as well as April, May, June, and September is considered the most uncomfortable time to visit Sankt Anton am Arlberg.