In July, the weather in Puerto Viejo de Sarapiquí is typically hot. Average daily high temperature in July is about 29 degrees above zero. On average, Puerto Viejo de Sarapiquí has 28 rainy, 2 cloudy, and 1 sunny day in July. The rains are usually heavy. July as well as June, August, September, and October is considered the most uncomfortable time to visit Puerto Viejo de Sarapiquí.