April in Hershey is the rainiest month of the year. In April, the weather in Hershey is typically warm. Average daily high temperature in April is about 15 degrees above zero. On average, Hershey has 13 rainy, 8 sunny, 7 partly cloudy, and 2 cloudy days in April. The rains are usually moderate. April as well as January, February, March, and December is considered the most uncomfortable time to visit Hershey.