April in Kalevala is the rainiest month of the year. In April, the weather in Kalevala is typically cold. Average daily high temperature in April is about 2 degrees above zero. On average, Kalevala has 17 rainy, 8 cloudy, 3 snowy, and 2 sunny days in April. The rains are usually moderate. April as well as January, May, September, and October is considered the most uncomfortable time to visit Kalevala.