August in Santiago de los Caballeros is the hottest month of the year. In August, the weather in Santiago de los Caballeros is typically hot. Average daily high temperature in August is about 32 degrees above zero. On average, Santiago de los Caballeros has 12 rainy, 9 sunny, 9 partly cloudy, and 1 cloudy day in August. The rains are usually heavy. August as well as April, May, June, and July is considered the most uncomfortable time to visit Santiago de los Caballeros.