April in Sun Peaks is the rainiest and the windiest month of the year. In April, the weather in Sun Peaks is typically cold. Average daily high temperature in April is about 7 degrees above zero. On average, Sun Peaks has 22 rainy, 7 cloudy, and 1 sunny day in April. The rains are usually light. April as well as March, May, June, and October is considered the most uncomfortable time to visit Sun Peaks.