July in Inverness is the warmest month of the year. In July, the weather in Inverness is typically warm. Average daily high temperature in July is about 17 degrees above zero. On average, Inverness has 17 rainy, 8 cloudy, 4 partly cloudy, and 2 sunny days in July. The rains are usually heavy. July as well as January, February, March, and April is considered the most uncomfortable time to visit Inverness.