February in Cayenne is the windiest and the coldest month of the year. In February, the weather in Cayenne is typically hot. Average daily high temperature in February is about 28 degrees above zero. On average, Cayenne has 24 rainy, 4 partly cloudy, and 1 sunny 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 Cayenne.