July in Sainte-Foy is the rainiest and the warmest month of the year. In July, the weather in Sainte-Foy is typically warm. Average daily high temperature in July is about 22 degrees above zero. On average, Sainte-Foy has 18 rainy, 7 sunny, 3 cloudy, and 3 partly cloudy days in July. The rains are usually heavy. July as well as January, April, May, and October is considered the most uncomfortable time to visit Sainte-Foy.