August in Lochinver is the warmest month of the year. In August, the weather in Lochinver is typically warm. Average daily high temperature in August is about 15 degrees above zero. On average, Lochinver has 22 rainy, 5 partly cloudy, 2 sunny, and 2 cloudy days in August. The rains are usually heavy. August as well as January, February, March, and April is considered the most uncomfortable time to visit Lochinver.