June in San Juan de los Morros is the windiest and the cloudiest month of the year. In June, the weather in San Juan de los Morros is typically hot. Average daily high temperature in June is about 28 degrees above zero. On average, San Juan de los Morros has 25 rainy and 5 partly cloudy days in June. The rains are usually heavy. June as well as April, May, July, and August is considered the most uncomfortable time to visit San Juan de los Morros.