July in Pemberton is the rainiest, the cloudiest, and the coldest month of the year. In July, the weather in Pemberton is typically warm. Average daily high temperature in July is about 14 degrees above zero. On average, Pemberton has 15 rainy, 10 partly cloudy, 4 sunny, and 2 cloudy days in July. The rains are usually heavy. July as well as June, August, and September is considered the most uncomfortable time to visit Pemberton.