In March, the weather in Gdansk is typically cold. Average daily high temperature in March is about 5 degrees above zero. On average, Gdansk has 9 partly cloudy, 7 rainy, 7 sunny, 7 cloudy, and 1 snowy day in March. The rains are usually light. March as well as January, February, April, and October is considered the most uncomfortable time to visit Gdansk.