September in Arrecife is the warmest month of the year. In September, the weather in Arrecife is typically warm. Average daily high temperature in September is about 22 degrees above zero. On average, Arrecife has 18 sunny, 11 partly cloudy, and 1 rainy day in September. The rains are usually light. September as well as July, August, and October is considered the most comfortable time to visit Arrecife.