April in Columbus is the windiest month of the year. In April, the weather in Columbus is typically warm. Average daily high temperature in April is about 15 degrees above zero. On average, Columbus has 12 partly cloudy, 9 rainy, 8 sunny, and 1 cloudy day in April. The rains are usually heavy. April as well as January, February, March, and November is considered the most uncomfortable time to visit Columbus.