August in Mount Dora is the cloudiest month of the year. In August, the weather in Mount Dora is typically hot. Average daily high temperature in August is about 32 degrees above zero. On average, Mount Dora has 23 rainy, 5 partly cloudy, 2 sunny, and 1 cloudy day in August. The rains are usually heavy. August as well as June, July, and September is considered the most uncomfortable time to visit Mount Dora.