March weather forecast in Brownsville

In March, the weather in Brownsville is typically warm. Average daily high temperature in March is about 25 degrees above zero. On average, Brownsville has 11 sunny, 10 partly cloudy, 6 rainy, and 4 cloudy days in March. The rains are usually light. March as well as January, February, and December is considered the most comfortable time to visit Brownsville.