March in Middletown is the windiest month of the year. In March, the weather in Middletown is typically cold. Average daily high temperature in March is about 6 degrees above zero. On average, Middletown has 12 partly cloudy, 10 rainy, 7 sunny, and 2 cloudy days in March. The rains are usually moderate. March as well as February and December is considered the most uncomfortable time to visit Middletown.