In August, the weather in Tula de Allende is typically warm. Average daily high temperature in August is about 23 degrees above zero. On average, Tula de Allende has 19 rainy, 5 partly cloudy, 4 cloudy, and 3 sunny days in August. The rains are usually heavy. August as well as June, July, and September is considered the most uncomfortable time to visit Tula de Allende.