May in Gluszyca is the rainiest month of the year. In May, the weather in Gluszyca is typically warm. Average daily high temperature in May is about 16 degrees above zero. On average, Gluszyca has 19 rainy, 8 sunny, 3 partly cloudy, and 1 cloudy day in May. The rains are usually heavy. May as well as February, March, November, and December is considered the most uncomfortable time to visit Gluszyca.