April in Arcos de la Frontera is the windiest month of the year. In April, the weather in Arcos de la Frontera is typically warm. Average daily high temperature in April is about 22 degrees above zero. On average, Arcos de la Frontera has 13 sunny, 8 rainy, 6 partly cloudy, and 3 cloudy days in April. The rains are usually moderate.