December in Ponta Delgada is the rainiest and the windiest month of the year. In December, the weather in Ponta Delgada is typically warm. Average daily high temperature in December is about 16 degrees above zero. On average, Ponta Delgada has 17 rainy, 10 partly cloudy, 3 sunny, and 1 cloudy day in December. The rains are usually heavy. December as well as January, February, March, and April is considered the most uncomfortable time to visit Ponta Delgada.