In February, the weather in Cabo de Santo Agostinho is typically hot. Average daily high temperature in February is about 28 degrees above zero. On average, Cabo de Santo Agostinho has 19 rainy, 9 sunny, and 1 partly cloudy day in February. The rains are usually heavy. February as well as January, March, April, and May is considered the most uncomfortable time to visit Cabo de Santo Agostinho.