July in Talca is the rainiest and the coldest month of the year. In July, the weather in Talca is typically warm. Average daily high temperature in July is about 14 degrees above zero. On average, Talca has 11 sunny, 10 partly cloudy, 8 rainy, and 2 cloudy days in July. The rains are usually heavy. July as well as August is considered the most uncomfortable time to visit Talca.