July in Iles de la Madeleine is the rainiest and the warmest month of the year. In July, the weather in Iles de la Madeleine is typically warm. Average daily high temperature in July is about 21 degrees above zero. On average, Iles de la Madeleine has 16 rainy, 9 partly cloudy, 5 sunny, and 1 cloudy day in July. The rains are usually heavy. July as well as January, February, April, and May is considered the most uncomfortable time to visit Iles de la Madeleine.