July in Geiranger is the rainiest and the warmest month of the year. In July, the weather in Geiranger is typically warm. Average daily high temperature in July is about 12 degrees above zero. On average, Geiranger has 28 rainy, 2 sunny, and 1 partly cloudy day in July. The rains are usually heavy. July as well as May, June, August, and September is considered the most uncomfortable time to visit Geiranger.