In October, the weather in Puerto Viejo de Sarapiquí is typically hot. Average daily high temperature in October is about 28 degrees above zero. On average, Puerto Viejo de Sarapiquí has 30 rainy and 1 cloudy day in October. The rains are usually heavy. October as well as January, April, May, and June is considered the most uncomfortable time to visit Puerto Viejo de Sarapiquí.