June in San Andres is the cloudiest month of the year. In June, the weather in San Andres is typically hot. Average daily high temperature in June is about 28 degrees above zero. On average, San Andres has 26 rainy, 3 sunny, and 1 cloudy day in June. The rains are usually heavy. June as well as May, July, August, and September is considered the most uncomfortable time to visit San Andres.