In April, the weather in Andorra la Vella is typically cold. Average daily high temperature in April is about 8 degrees above zero. On average, Andorra la Vella has 18 rainy, 6 sunny, 4 partly cloudy, and 2 cloudy days in April. The rains are usually heavy. April as well as January, February, March, and May is considered the most uncomfortable time to visit Andorra la Vella.