July in Saint-Pierre is the windiest, the sunniest, and the coldest month of the year. In July, the weather in Saint-Pierre is typically warm. Average daily high temperature in July is about 21 degrees above zero. On average, Saint-Pierre has 22 sunny, 8 rainy, and 1 partly cloudy day in July. The rains are usually light. July as well as June is considered the most comfortable time to visit Saint-Pierre.