January in Setúbal is the rainiest, the cloudiest, and the coldest month of the year. In January, the weather in Setúbal is typically warm. Average daily high temperature in January is about 14 degrees above zero. On average, Setúbal has 13 partly cloudy, 10 sunny, 7 rainy, and 1 cloudy day in January. The rains are usually moderate. January as well as February and December is considered the most uncomfortable time to visit Setúbal.