In September, the weather in Trzcianka is typically warm. Average daily high temperature in September is about 18 degrees above zero. On average, Trzcianka has 13 partly cloudy, 8 sunny, 5 rainy, and 4 cloudy days in September. The rains are usually light. September as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Trzcianka.