April in Bad Waltersdorf is the windiest and the sunniest month of the year. In April, the weather in Bad Waltersdorf is typically warm. Average daily high temperature in April is about 14 degrees above zero. On average, Bad Waltersdorf has 10 rainy, 9 sunny, 9 partly cloudy, and 2 cloudy days in April. The rains are usually moderate. April as well as January, February, March, and May is considered the most uncomfortable time to visit Bad Waltersdorf.